scramble.js

// CODE FROM qqtimer
// #################### SCRAMBLING ####################


var seq=[];
var p=[];
var ss=[];
var type="333";
var len=0;
var num=1;
var cubesuff=["","2","'"];
var minxsuff=["","2","'","2'"];

// Takes a random element of the array x.
function rndEl(x){return x[Math.floor(Math.random()*x.length)];}

function scrambleIt(){
 for (var i=0; i<num; i++) ss[i] = "";
 if(type=="111"){			// 1x1x1
  megascramble([["x"],["y"],["z"]],cubesuff);
 }
 else if(type=="2223"){			// 2x2x2 (3-gen)
  megascramble([["U"],["R"],["F"]],cubesuff);
 }
 else if(type=="2226"){			// 2x2x2 (6-gen)
  megascramble([[["U","D"]],[["R","L"]],[["F","B"]]],cubesuff);
 }
 else if(type=="222o"){			// 2x2x2 (optimal random state)
  get2x2optscramble(0);
 }
 else if(type=="222so"){		// 2x2x2 (random state)
  get2x2optscramble(9);
 }
 else if(type=="333o"){			// 3x3x3 (old style)
  megascramble([["U","D"],["R","L"],["F","B"]],cubesuff);
 }
 else if(type=="333"){		        // 3x3x3 (random state)
  ss[0]=scramblers["333"].getRandomScramble();
 }
 else if(type=="sqrs"){	          	// square-1 (random state)
  if (initoncesq1==1) { scramblers['sq1'].initialize(null, Math); initoncesq1=0; }
  ss[0]=scramblers["sq1"].getRandomScramble().scramble_string;
 }
 else if(type=="334"){			// 3x3x4
  megascramble([[["U","U'","U2", "u", "u'", "u2", "U u", "U u'", "U u2", "U' u", "U' u'", "U' u2", "U2 u", "U2 u'", "U2 u2"]],[["R2","L2","M2"]],[["F2","B2","S2"]]],[""]);
 }
 else if(type=="335"){			// 3x3x5
  var n;
  megascramble([[["U","U'","U2"], ["D", "D'", "D2"]],["R2","L2"],["F2","B2"]],[""]);
  for(n=0;n<num;n++){ss[n]+=" / ";}
  ss[0] += scramblers["333"].getRandomScramble();
 }
 else if(type=="336"){			// 3x3x6
  megascramble([[["U","U'","U2","u","u'","u2","U u","U u'","U u2","U' u","U' u'","U' u2","U2 u","U2 u'","U2 u2","3u","3u'","3u2","U 3u","U' 3u","U2 3u","u 3u","u' 3u","u2 3u","U u 3u","U u' 3u","U u2 3u","U' u 3u","U' u' 3u","U' u2 3u","U2 u 3u","U2 u' 3u","U2 u2 3u","U 3u'","U' 3u'","U2 3u'","u 3u'","u' 3u'","u2 3u'","U u 3u'","U u' 3u'","U u2 3u'","U' u 3u'","U' u' 3u'","U' u2 3u'","U2 u 3u'","U2 u' 3u'","U2 u2 3u'","U 3u2","U' 3u2","U2 3u2","u 3u2","u' 3u2","u2 3u2","U u 3u2","U u' 3u2","U u2 3u2","U' u 3u2","U' u' 3u2","U' u2 3u2","U2 u 3u2","U2 u' 3u2","U2 u2 3u2"]],[["R2","L2","M2"]],[["F2","B2","S2"]]],[""]);
 }
 else if(type=="337"){			// 3x3x7
  var n;
  megascramble([[["U","U'","U2","u","u'","u2","U u","U u'","U u2","U' u","U' u'","U' u2","U2 u","U2 u'","U2 u2"], ["D","D'","D2","d","d'","d2","D d","D d'","D d2","D' d","D' d'","D' d2","D2 d","D2 d'","D2 d2"]],["R2","L2"],["F2","B2"]],[""]);
  for(n=0;n<num;n++){ss[n]+=" / ";}
  ss[0] += scramblers["333"].getRandomScramble();
 }
 else if(type=="446"){			// 4x4x6
  var n;
  megascramble([[["U","U'","U2"], ["D", "D'", "D2"]],["R2","r2","L2"],["F2","f2","B2"]],[""]);
  for(n=0;n<num;n++){ss[n]+=" / ";}
  megascramble([["U","D","u"],["R","L","r"],["F","B","f"]],cubesuff);
 }
 else if(type=="888"){			// 8x8x8 (SiGN)
  megascramble([["U","D","u","d","3u","3d","4u"],["R","L","r","l","3r","3l","4r"],["F","B","f","b","3f","3b","4f"]],cubesuff);
 }
 else if(type=="999"){			// 9x9x9 (SiGN)
  megascramble([["U","D","u","d","3u","3d","4u","4d"],["R","L","r","l","3r","3l","4r","4l"],["F","B","f","b","3f","3b","4f","4b"]],cubesuff);
 }
 else if(type=="101010"){		// 10x10x10 (SiGN)
  megascramble([["U","D","u","d","3u","3d","4u","4d","5u"],["R","L","r","l","3r","3l","4r","4l","5r"],["F","B","f","b","3f","3b","4f","4b","5f"]],cubesuff);
 }
 else if(type=="111111"){		// 11x11x11 (SiGN)
  megascramble([["U","D","u","d","3u","3d","4u","4d","5u","5d"],["R","L","r","l","3r","3l","4r","4l","5r","5l"],["F","B","f","b","3f","3b","4f","4b","5f","5b"]],cubesuff);
 }
 else if(type=="444"){			// 4x4x4 (SiGN)
  megascramble([["U","D","u"],["R","L","r"],["F","B","f"]],cubesuff);
 }
 else if(type=="444wca"){		// 4x4x4 (WCA)
  megascramble([["U","D","Uw"],["R","L","Rw"],["F","B","Fw"]],cubesuff);
 }
 else if(type=="444yj"){		// 4x4x4 (YJ style)
  yj4x4();
 }
 else if(type=="555"){			// 5x5x5 (SiGN)
  megascramble([["U","D","u","d"],["R","L","r","l"],["F","B","f","b"]],cubesuff);
 }
 else if(type=="555wca"){		// 5x5x5 (WCA)
  megascramble([["U","D","Uw","Dw"],["R","L","Rw","Lw"],["F","B","Fw","Bw"]],cubesuff);
 }
 else if(type=="666p"){			// 6x6x6 (prefix)
  megascramble([["U","D","2U","2D","3U"],["R","L","2R","2L","3R"],["F","B","2F","2B","3F"]],cubesuff);
 }
 else if(type=="666s"){			// 6x6x6 (suffix)
  megascramble([["U","D","U&sup2;","D&sup2;","U&sup3;"],["R","L","R&sup2;","L&sup2;","R&sup3;"],["F","B","F&sup2;","B&sup2;","F&sup3;"]],cubesuff);
 }
 else if(type=="666si"){		// 6x6x6 (SiGN)
  megascramble([["U","D","u","d","3u"],["R","L","r","l","3r"],["F","B","f","b","3f"]],cubesuff);
 }
 else if(type=="777p"){			// 7x7x7 (prefix)
  megascramble([["U","D","2U","2D","3U","3D"],["R","L","2R","2L","3R","3L"],["F","B","2F","2B","3F","3B"]],cubesuff);
 }
 else if(type=="777s"){			// 7x7x7 (suffix)
  megascramble([["U","D","U&sup2;","D&sup2;","U&sup3;","D&sup3;"],["R","L","R&sup2;","L&sup2;","R&sup3;","L&sup3;"],["F","B","F&sup2;","B&sup2;","F&sup3;","B&sup3;"]],cubesuff);
 }
 else if(type=="777si"){		// 7x7x7 (SiGN)
  megascramble([["U","D","u","d","3u","3d"],["R","L","r","l","3r","3l"],["F","B","f","b","3f","3b"]],cubesuff);
 }
 else if(type=="15p"){			// 15 puzzle
  do15puzzle(false);
 }
 else if(type=="15pm"){			// 15 puzzle, mirrored
  do15puzzle(true);
 }
 else if(type=="clk"){			// Clock (Jaap order)
  for(var n=0;n<num;n++){
   ss[n]="<tt><b><br>&nbsp;UU"+c("u")+"dU"+c("u")+"dd"+c("u")+"Ud"+c("u")+"dU"+c("u")+"Ud"+c("u")+"UU"+c("u")+"UU";
   ss[n]+=c("u")+"UU"+c("u")+"dd"+c3()+c2()+"<br>&nbsp;dd"+c("d")+"dU"+c("d")+"UU"+c("d")+"Ud"+c("d");
   ss[n]+="UU"+c3()+"UU"+c3()+"Ud"+c3()+"dU"+c3()+"UU"+c3()+"dd"+c("d")+c2()+"</b></tt><br>";
  }
 }
 else if(type=="clkc"){			// Clock (concise)
  for(var n=0;n<num;n++){
   ss[n]="";
   for (var i=0;i<4;i++) ss[n]+="(" + (Math.floor(Math.random()*12)-5) + ", " + (Math.floor(Math.random()*12)-5) + ") / ";
   for (var i=0;i<6;i++) ss[n]+="(" + (Math.floor(Math.random()*12)-5) + ") / ";
   for (var i=0;i<4;i++) ss[n]+=rndEl(["d","U"]);
  }
 }
 else if(type=="clke"){			// Clock (efficient order)
  for(var n=0;n<num;n++){
   ss[n]="<tt><b><br>&nbsp;UU"+c("u")+"dU"+c("u")+"dU"+c("u")+"UU"+c("u")+"UU"+c("u")+"UU"+c("u")+"Ud"+c("u")+"Ud";
   ss[n]+=c("u")+"dd"+c("u")+"dd"+c3()+c2()+"<br>&nbsp;UU"+c3()+"UU"+c3()+"dU"+c("d")+"dU"+c3()+"dd";
   ss[n]+=c("d")+"Ud"+c3()+"Ud"+c("d")+"UU"+c3()+"UU"+c("d")+"dd"+c("d")+c2()+"</b></tt><br>";
  }
 }
 else if(type=="clkwca"){		// Clock (WCA) - scrambler by DrKorbin
  for(var n=0;n<num;n++){
   var clock_rotations=["0+", "1+", "2+", "3+", "4+", "5+", "6+", "5-", "4-", "3-", "2-", "1-"];
   var pins=["UR", "DR", "DL", "UL", "U", "R", "D", "L", "ALL", "U", "R", "D", "L", "ALL"];
   var final_pins=["UR", "DR", "DL", "UL"];
   ss[n]="<tt><b><br>";
   for(var i=0;i<14;i++){
    ss[n]+=pins[i]+rndEl(clock_rotations)+"&nbsp;";
    if(i==8) ss[n]+="y2&nbsp;";
   }
   for(var i=0;i<4;i++){
    ss[n]+=rndEl([final_pins[i]+"&nbsp;", ""])
   }
   ss[n]+="</b></tt><br>";
  }
 }
 else if(type=="cm3"){			// Cmetrick
  megascramble([[["U<","U>","U2"],["E<","E>","E2"],["D<","D>","D2"]],[["R^","Rv","R2"],["M^","Mv","M2"],["L^","Lv","L2"]]],[""]);
 }
 else if(type=="cm2"){			// Cmetrick Mini
  megascramble([[["U<","U>","U2"],["D<","D>","D2"]],[["R^","Rv","R2"],["L^","Lv","L2"]]],[""]);
 }
 else if(type=="223"){			// Domino/2x3x3
  megascramble([[["U","U'","U2"]],[["R2","L2","R2 L2"]],[["F2","B2","F2 B2"]]],[""]);
 }
 else if(type=="flp"){			// Floppy Cube
  megascramble([["R","L"],["U","D"]],["2"]);
 }
 else if(type=="fto"){			// FTO/Face-Turning Octa
  megascramble([["U","D"],["F","B"],["L","BR"],["R","BL"]],["","'"]);
 }
 else if(type=="giga"){			// Gigaminx
  gigascramble();
 }
 else if(type=="heli"){			// Helicopter Cube
  helicubescramble();
 }
 else if(type=="mgmo"){			// Megaminx (old style)
  oldminxscramble();
 }
 else if(type=="mgmp"){			// Megaminx (Pochmann)
  pochscramble(10,Math.ceil(len/10));
 }
 else if(type=="pyrm"){			// Pyraminx (random moves)
  megascramble([["U"],["L"],["R"],["B"]],["!","'"]);
  for(var n=0;n<num;n++){
   var cnt=0;
   var rnd=[];
   for(var i=0;i<4;i++){
    rnd[i]=Math.floor(Math.random()*3);
    if(rnd[i]>0) cnt++;
   }
   ss[n]=ss[n].substr(0,ss[n].length-3*cnt);
   ss[n]=["","b ","b' "][rnd[0]]+["","l ","l' "][rnd[1]]+["","u ","u' "][rnd[2]]+["","r ","r' "][rnd[3]]+ss[n];
   ss[n]=ss[n].replace(/!/g,"");
  }
 }
 else if(type=="pyro"){			// Pyraminx (optimal random state)
  getpyraoptscramble(0);
 }
 else if(type=="pyrso"){		// Pyraminx (random state)
  getpyraoptscramble(8);
 }
 else if(type=="prco"){			// Pyraminx Crystal (old style)
  megascramble([["F","B"],["U","D"],["L","DBR"],["R","DBL"],["BL","DR"],["BR","DL"]],minxsuff);
 }
 else if(type=="prcp"){			// Pyraminx Crystal (Pochmann)
  pochscramble(10,Math.ceil(len/10));
 }
 else if(type=="r234"){			// 2x2x2 3x3x3 4x4x4 relay
  ss[0] = "<br> 2) ";
  get2x2optscramble(9);
  ss[0] += "<br> 3) ";
  ss[0] += scramblers["333"].getRandomScramble();
  ss[0] += "<br> 4) ";
  len = 40;
  megascramble([["U","D","u"],["R","L","r"],["F","B","f"]],cubesuff);;
 }
 else if(type=="r2345"){		// 2x2x2 3x3x3 4x4x4 5x5x5 relay
  ss[0] = "<br> 2) ";
  get2x2optscramble(9);
  ss[0] += "<br> 3) ";
  ss[0] += scramblers["333"].getRandomScramble();
  ss[0] += "<br> 4) ";
  len = 40;
  megascramble([["U","D","u"],["R","L","r"],["F","B","f"]],cubesuff);
  ss[0] += "<br> 5) ";
  len = 60;
  megascramble([["U","D","u","d"],["R","L","r","l"],["F","B","f","b"]],cubesuff);
 }
 else if(type=="r23456"){		// 2x2x2 3x3x3 4x4x4 5x5x5 relay
  ss[0] = "<br> 2) ";
  get2x2optscramble(9);
  ss[0] += "<br> 3) ";
  ss[0] += scramblers["333"].getRandomScramble();
  ss[0] += "<br> 4) ";
  len = 40;
  megascramble([["U","D","u"],["R","L","r"],["F","B","f"]],cubesuff);
  ss[0] += "<br> 5) ";
  len = 60;
  megascramble([["U","D","u","d"],["R","L","r","l"],["F","B","f","b"]],cubesuff);
  ss[0] += "<br> 6) ";
  len = 80;
  megascramble([["U","D","2U","2D","3U"],["R","L","2R","2L","3R"],["F","B","2F","2B","3F"]],cubesuff);
 }
 else if(type=="r234567"){		// 2x2x2 3x3x3 4x4x4 5x5x5 relay
  ss[0] = "<br> 2) ";
  get2x2optscramble(9);
  ss[0] += "<br> 3) ";
  ss[0] += scramblers["333"].getRandomScramble();
  ss[0] += "<br> 4) ";
  len = 40;
  megascramble([["U","D","u"],["R","L","r"],["F","B","f"]],cubesuff);
  ss[0] += "<br> 5) ";
  len = 60;
  megascramble([["U","D","u","d"],["R","L","r","l"],["F","B","f","b"]],cubesuff);
  ss[0] += "<br> 6) ";
  len = 80;
  megascramble([["U","D","2U","2D","3U"],["R","L","2R","2L","3R"],["F","B","2F","2B","3F"]],cubesuff);
  ss[0] += "<br> 7) ";
  len = 100;
  megascramble([["U","D","2U","2D","3U","3D"],["R","L","2R","2L","3R","3L"],["F","B","2F","2B","3F","3B"]],cubesuff);
 }
 else if(type=="guildford"){		// Guildford Challenge
  ss[0] += "<br> 2x2x2) ";
  get2x2optscramble(9);
  ss[0] += "<br> 3x3x3) ";
  ss[0] += scramblers["333"].getRandomScramble();
  ss[0] += "<br> 4x4x4) ";
  len = 40;
  megascramble([["U","D","u"],["R","L","r"],["F","B","f"]],cubesuff);
  ss[0] += "<br> 5x5x5) ";
  len = 60;
  megascramble([["U","D","u","d"],["R","L","r","l"],["F","B","f","b"]],cubesuff);
  ss[0] += "<br> 6x6x6) ";
  len = 80;
  megascramble([["U","D","2U","2D","3U"],["R","L","2R","2L","3R"],["F","B","2F","2B","3F"]],cubesuff);
  ss[0] += "<br> 7x7x7) ";
  len = 100;
  megascramble([["U","D","2U","2D","3U","3D"],["R","L","2R","2L","3R","3L"],["F","B","2F","2B","3F","3B"]],cubesuff);
  ss[0] += "<br> 3OH) ";
  ss[0] += scramblers["333"].getRandomScramble();
  ss[0] += "<br> 3FT) ";
  ss[0] += scramblers["333"].getRandomScramble();
  ss[0] += "<br> Pyra) ";
  getpyraoptscramble(8);
  ss[0] += "<br> Square-1) ";
  sq1_scramble(1);
  ss[0] += "<br> Skewb) ";
  getskewboptscramble(8);
  ss[0] += "<br> Clock) ";
  for (var i=0;i<4;i++) ss[0]+="(" + (Math.floor(Math.random()*12)-5) + ", " + (Math.floor(Math.random()*12)-5) + ") / ";
  for (var i=0;i<6;i++) ss[0]+="(" + (Math.floor(Math.random()*12)-5) + ") / ";
  for (var i=0;i<4;i++) ss[0]+=rndEl(["d","U"]);
  ss[0] += "<br> Mega) ";
  pochscramble(10,Math.ceil(len/10));
 }
 else if (type=="miniguild") {		// Mini Guildford Challenge
  ss[0] += "<br> 2x2x2) ";
  get2x2optscramble(9);
  ss[0] += "<br> 3x3x3) ";
  ss[0] += scramblers["333"].getRandomScramble();
  ss[0] += "<br> 4x4x4) ";
  len = 40;
  megascramble([["U","D","u"],["R","L","r"],["F","B","f"]],cubesuff);
  ss[0] += "<br> 5x5x5) ";
  len = 60;
  megascramble([["U","D","u","d"],["R","L","r","l"],["F","B","f","b"]],cubesuff);
  ss[0] += "<br> 3OH) ";
  ss[0] += scramblers["333"].getRandomScramble();
  ss[0] += "<br> Pyra) ";
  getpyraoptscramble(8);
  ss[0] += "<br> Square-1) ";
  sq1_scramble(1);
  ss[0] += "<br> Skewb) ";
  getskewboptscramble(8);
  ss[0] += "<br> Clock) ";
  for (var i=0;i<4;i++) ss[0]+="(" + (Math.floor(Math.random()*12)-5) + ", " + (Math.floor(Math.random()*12)-5) + ") / ";
  for (var i=0;i<6;i++) ss[0]+="(" + (Math.floor(Math.random()*12)-5) + ") / ";
  for (var i=0;i<4;i++) ss[0]+=rndEl(["d","U"]);
  ss[0] += "<br> Mega) ";
  pochscramble(10,Math.ceil(len/10));
 }
 else if(type=="r3"){			// multiple 3x3x3 relay
  var ncubes = len;
  len = 25;
  for (var i=0; i<ncubes; i++) {
   ss[0] += "<br>" + (i+1) + ") ";
   ss[0] += scramblers["333"].getRandomScramble();
  }
  len = ncubes;
 }
 else if(type=="sia113"){		// Siamese Cube (1x1x3 block)
  var n,s=[];
  megascramble([["U","u"],["R","r"]],cubesuff);
  for(n=0;n<num;n++){ss[n]+=" z2 ";}
  megascramble([["U","u"],["R","r"]],cubesuff);
 }
 else if(type=="sia123"){		// Siamese Cube (1x2x3 block)
  var n,s=[];
  megascramble([["U"],["R","r"]],cubesuff);
  for(n=0;n<num;n++){ss[n]+=" z2 ";}
  megascramble([["U"],["R","r"]],cubesuff);
 }
 else if(type=="sia222"){		// Siamese Cube (2x2x2 block)
  var n,s=[];
  megascramble([["U"],["R"],["F"]],cubesuff);
  for(n=0;n<num;n++){ss[n]+=" z2 y ";}
  megascramble([["U"],["R"],["F"]],cubesuff);
 }
 else if(type=="skb"){			// Skewb
  megascramble([["R"],["L"],["B"],["U"]],["","'"]);
 }
 else if(type=="skbo"){			// Skewb (optimal random state)
  getskewboptscramble(0);
 }
 else if(type=="skbso"){		// Skewb (suboptimal random state)
  getskewboptscramble(8);
 }
 else if(type=="sq1h"){			// Square-1 (turn metric)
  sq1_scramble(1);
 }
 else if(type=="sq1t"){			// Square-1 (twist metric)
  sq1_scramble(0);
 }
 else if(type=="sq2"){			// Square-2
  var i;
  for(var n=0;n<num;n++){
   i=0;
   while (i<len) {
    var rndu = Math.floor(Math.random()*12)-5;
    var rndd = Math.floor(Math.random()*12)-5;
    if (rndu != 0 || rndd != 0) {
     i++;
     ss[n] += "(" + rndu + "," + rndd + ") / ";
    }
   }
  }
 }
 else if(type=="sfl"){			// Super Floppy Cube
  megascramble([["R","L"],["U","D"]],cubesuff);
 }
 else if(type=="ssq1t"){		// Super Square-1 (twist metric)
  ssq1t_scramble();
 }
 else if(type=="ufo"){			// UFO
  megascramble([["A"],["B"],["C"],[["U","U'","U2'","U2","U3"]]],[""]);
 }
 else if(type=="2gen"){			// 2-generator <R,U>
  megascramble([["U"],["R"]],cubesuff);
 }
 else if(type=="2genl"){		// 2-generator <L,U>
  megascramble([["U"],["L"]],cubesuff);
 }
 else if(type=="roux"){			// Roux-generator <M,U>
  megascramble([["U"],["M"]],cubesuff);
 }
 else if(type=="3gen_F"){		// 3-generator <F,R,U>
  megascramble([["U"],["R"],["F"]],cubesuff);
 }
 else if(type=="3gen_L"){		// 3-generator <R,U,L>
  megascramble([["U"],["R","L"]],cubesuff);
 }
 else if(type=="RrU"){			// 3-generator <R,r,U>
  megascramble([["U"],["R","r"]],cubesuff);
 }
 else if(type=="RrUu"){			// <R,r,U,u>
  megascramble([["U","u"],["R","r"]],cubesuff);
 }
 else if(type=="minx2g"){		// megaminx 2-gen
  megascramble([["U"],["R"]],minxsuff);
 }
 else if(type=="mlsll"){		// megaminx LSLL
  megascramble([[["R U R'","R U2 R'","R U' R'","R U2' R'"]],[["F' U F","F' U2 F","F' U' F","F' U2' F"]],[["U","U2","U'","U2'"]]],[""]);
 }
 else if(type=="bic"){			// Bandaged Cube
  bicube();
 }
 else if(type=="bsq"){			// Bandaged Square-1 </,(1,0)>
  sq1_scramble(2);
 }
 else if(type=="half"){			// 3x3x3 half turns
  megascramble([["U","D"],["R","L"],["F","B"]],["2"]);
 }
 else if(type=="edges"){		// 3x3x3 edges only
  ss[0] = scramblers["333"].getEdgeScramble();
 }
 else if(type=="corners"){		// 3x3x3 corners only
  ss[0] = scramblers["333"].getCornerScramble();
 }
 else if(type=="ll"){			// 3x3x3 last layer
  ss[0] = scramblers["333"].getLLScramble();
 }
 else if(type=="cmll"){			// 3x3x3 cmll
  ss[0] = rndEl(["","M ","M2 ","M' "]) + scramblers["333"].getCMLLScramble();
 }
 else if(type=="zbll"){			// 3x3x3 zbll
  ss[0] = scramblers["333"].getZBLLScramble();
 }
 else if(type=="2gll"){			// 3x3x3 2gll
  ss[0] = scramblers["333"].get2GLLScramble();
 }
 else if(type=="pll"){			// 3x3x3 pll
  ss[0] = scramblers["333"].getPLLScramble();
 }
 else if(type=="lsll2"){		// 3x3x3 last slot + last layer
  ss[0] = scramblers["333"].getLSLLScramble();
 }
 else if(type=="zzls"){			// 3x3x3 ZZ last slot + last layer
  ss[0] = scramblers["333"].getZZLSScramble();
 }
 else if(type=="lsll"){			// 3x3x3 last slot + last layer (old)
  megascramble([[["R U R'","R U2 R'","R U' R'"]],[["F' U F","F' U2 F","F' U' F"]],[["U","U2","U'"]]],[""]);
 }
 else if(type=="4edge"){		// 4x4x4 edges
  edgescramble("r b2",["b2 r'", "b2 U2 r U2 r U2 r U2 r"],["u"]);
 }
 else if(type=="5edge"){		// 5x5x5 edges
  edgescramble("r R b B",["B' b' R' r'", "B' b' R' U2 r U2 r U2 r U2 r"],["u","d"]);
 }
 else if(type=="6edge"){		// 6x6x6 edges
  edgescramble("3r r 3b b",["3b' b' 3r' r'","3b' b' 3r' U2 r U2 r U2 r U2 r","3b' b' r' U2 3r U2 3r U2 3r U2 3r","3b' b' r2 U2 3R U2 3R U2 3R U2 3R"],["u","3u","d"]);
 }
 else if(type=="7edge"){		// 7x7x7 edges
  edgescramble("3r r 3b b",["3b' b' 3r' r'","3b' b' 3r' U2 r U2 r U2 r U2 r","3b' b' r' U2 3r U2 3r U2 3r U2 3r","3b' b' r2 U2 3R U2 3R U2 3R U2 3R"],["u","3u","3d","d"]);
 }
 else if(type=="-1"){			// -1x-1x-1 (micro style)
  for(var n=0;n<num;n++){
   for(var i=0;i<len;i++){ss[n]+=String.fromCharCode(32+Math.floor(Math.random()*224));}
   ss[n]+="Error: subscript out of range";
  }
 }
 else if(type=="112"){			// 1x1x2
  megascramble([["R"],["R"]],cubesuff);
 }
 else if(type=="333noob"){		// 3x3x3 for noobs
  megascramble([["turn the top face","turn the bottom face"],["turn the right face","turn the left face"],["turn the front face","turn the back face"]],[" clockwise by 90 degrees,", " counterclockwise by 90 degrees,"," by 180 degrees,"]);
  for(var n=0;n<num;n++){
   ss[n]=ss[n].replace(/t/,"T");
   ss[n]=ss[n].substr(0,ss[n].length-2)+".";
  }
 }
 else if(type=="lol"){			// LOL
  megascramble([["L"],["O"]],[""]);
  for(var n=0;n<num;n++){ss[n]=ss[n].replace(/ /g,"");}
 }
 else if(type=="eide"){			// Derrick Eide
  megascramble([["OMG"],["WOW"],["WTF"],[["WOO-HOO","WOO-HOO","MATYAS","YES","YES","YAY","YEEEEEEEEEEEES"]],["HAHA"],["XD"],[":D"],["LOL"]],["","","","!!!"]);
 }
 return ss[0];
 //$('scramble').innerHTML = "scramble: " + scramble + "&nbsp;";
}

// Clock functions.
function c(s){
 var array=[s+"&nbsp;&nbsp;",s+"'&nbsp;",s+"2'",s+"3'",s+"4'",s+"5'",s+"6&nbsp;",s+"5&nbsp;",s+"4&nbsp;",s+"3&nbsp;",s+"2&nbsp;","&nbsp;&nbsp;&nbsp;"];
 return " </b>"+rndEl(array)+"<b>&nbsp;&nbsp; ";
}
function c2(){return rndEl(["U","d"])+rndEl(["U","d"]);}
function c3(){return "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;"}

function edgescramble(start, end, moves) {
 var u=0,d=0,movemis=[];
 var triggers=[["R","R'"],["R'","R"],["L","L'"],["L'","L"],["F'","F"],["F","F'"],["B","B'"],["B'","B"]];
 var ud=["U","D"];
 ss[0] = start;
 // initialize move misalignments
 for (var i=0; i<moves.length; i++) {
  movemis[i] = 0;
 }

 for (var i=0; i<len; i++) {
  // apply random moves
  var done = false;
  while (!done) {
   var v = "";
   for (var j=0; j<moves.length; j++) {
    var x = Math.floor(Math.random()*4);
    movemis[j] += x;
    if (x!=0) {
     done = true;
     v += " " + moves[j] + cubesuff[x-1];
    }
   }
  }
  ss[0] += v;
   
  // apply random trigger, update U/D
  var trigger = Math.floor(Math.random()*8);
  var layer = Math.floor(Math.random()*2);
  var turn = Math.floor(Math.random()*3);
  ss[0] += " " + triggers[trigger][0] + " " + ud[layer] + cubesuff[turn] + " " + triggers[trigger][1];
  if (layer==0) {u += turn+1;}
  if (layer==1) {d += turn+1;}
 }

 // fix everything
 for (var i=0; i<moves.length; i++) {
  var x = 4-(movemis[i]%4);
  if (x<4) {
   ss[0] += " " + moves[i] + cubesuff[x-1];
  }
 }
 u = 4-(u%4); d = 4-(d%4);
 if (u<4) {
  ss[0] += " U" + cubesuff[u-1];
 }
 if (d<4) {
  ss[0] += " D" + cubesuff[d-1];
 }
 ss[0] += " " + rndEl(end);
}

function do15puzzle(mirrored){
 var moves = (mirrored?["U","L","R","D"]:["D","R","L","U"]);
 var effect = [[0,-1],[1,0],[-1,0],[0,1]];
 var x=0,y=3,k,done,r,lastr=5;
 ss[0]="";
 for(k=0;k<len;k++){
  done=false;
  while(!done){
   r=Math.floor(Math.random()*4);
   if (x+effect[r][0]>=0 && x+effect[r][0]<=3 && y+effect[r][1]>=0 && y+effect[r][1]<=3 && r+lastr != 3) {
    done=true;
    x+=effect[r][0];
    y+=effect[r][1];
    ss[0]+=moves[r]+" ";
    lastr=r;
   }
  }
 }
}

function pochscramble(x,y){
 var i,j,n;
 for(n=0;n<num;n++){
  for(i=0;i<y;i++){
   ss[n]+="<br>&nbsp;&nbsp;";
   for(j=0;j<x;j++){
    ss[n]+=(j%2==0?"R":"D")+rndEl(["++","--"])+" ";
   }
   ss[n]+="U"+rndEl(["'"," "]);
  }
 }
}

function gigascramble(){
 var i,j,n;
 for(n=0;n<num;n++){
  for(i=0;i<Math.ceil(len/10);i++){
   ss[n]+="<br>&nbsp;&nbsp;";
   for(j=0;j<10;j++){
    ss[n]+=(j%2==0?(Math.random()>0.5?"R":"r"):(Math.random()>0.5?"D":"d"))+rndEl(["+","++","-","--"])+" ";
   }
   ss[n]+="y"+rndEl(minxsuff);
  }
 }
}

function sq1_scramble(type){
 seq=[];
 var i,k,n;
 sq1_getseq(num, type);
 for(n=0;n<num;n++){
  var s="";
  for(i=0; i<seq[n].length; i++){
   k=seq[n][i];
   if(k[0] == 7) {
    s +="/";
   } else {
    s += " (" + k[0] + "," + k[1] + ") ";
   }
  }
  ss[n]+=s;
 }
}

function ssq1t_scramble(){
 seq=[];
 var i,n;
 sq1_getseq(num*2, 0);
 for(n=0;n<num;n++){
  var s=seq[2*n],t=seq[2*n+1],u="",k;
  if (s[0][0]==7) s=[[0,0]].concat(s);
  if (t[0][0]==7) t=[[0,0]].concat(t);
  for(i=0;i<len;i++){
   u+="(" + s[2*i][0] + "," + t[2*i][0] + "," + t[2*i][1] + "," + s[2*i][1] + ") / ";
  }
  ss[n]+=u;
 }
}

function sq1_getseq(num, type){
 for(var n=0; n<num; n++){
  p = [1,0,0,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,0,1,0,0,1,0];
  seq[n] = [];
  var cnt = 0;
  while (cnt < len) {
   var x = Math.floor(Math.random() * 12) - 5;
   var y = (type==2) ? 0 : Math.floor(Math.random() * 12) - 5;
   var size = (x==0?0:1) + (y==0?0:1);
   if ((cnt + size <= len || type != 1) && (size > 0 || cnt == 0)) {
    if (sq1_domove(x, y)) {
     if (type == 1) cnt += size;
     if (size > 0) seq[n][seq[n].length] = [x,y];
     if (cnt < len || type != 1) {
      cnt++;
      seq[n][seq[n].length] = [7,0];
      sq1_domove(7,0);
     }
    }
   }
  }
 }
}

function sq1_domove(x, y){
 var i, temp, px, py;
 if (x == 7) {
  for (i=0; i<6; i++) {
   temp = p[i+6];
   p[i+6] = p[i+12];
   p[i+12] = temp;
  }
  return true;
 } else {
  if (p[(17-x)%12] || p[(11-x)%12] || p[12+(17-y)%12] || p[12+(11-y)%12]) {
   return false;
  } else {
   // do the move itself
   px = p.slice(0, 12);
   py = p.slice(12, 24);
   for (i=0; i<12; i++) {
    p[i] = px[(12+i-x)%12];
    p[i+12] = py[(12+i-y)%12];
   }
   return true;
  }
 }
}

function oldminxscramble(){
 var i,j,k;
 var faces = ["F","B","U","D","L","DBR","DL","BR","DR","BL","R","DBL"];
 var used = [];
 // adjacency table
 var adj = ["001010101010","000101010101","100010010110","010001101001","101000100101","010100011010","100110001001","011001000110","100101100010","011010010001","101001011000","010110100100"];
 // now generate the scramble(s)
 for(i=0;i<num;i++){
  var s="";
  for(j=0;j<12;j++){
   used[j] = 0;
  }
  for(j=0;j<len;j++){
   var done = false;
   do {
    var face = Math.floor(Math.random()*12);
    if (used[face] == 0) {
     s += faces[face] + rndEl(minxsuff) + " ";
     for(k=0;k<12;k++){
      if (adj[face].charAt(k)=="1") {used[k] = 0;}
     }
     used[face] = 1;
     done = true;
    }
   } while (!done);
  }
  ss[i] += s;
 }
}

function bicube(){
 function canMove(face) {
  var u=[], i, j, done, z=0;
  for (i=0; i<9; i++) {
   done = 0;
   for (j=0; j<u.length; j++) {
    if (u[j]==start[d[face][i]]) done = 1;
   }
   if (done==0) {
    u[u.length] = start[d[face][i]];
    if (start[d[face][i]] == 0) z = 1;
   }
  }
  return (u.length==5 && z==1);
 }

 function doMove(face, amount) {
  for (var i=0; i<amount; i++) {
   var t = start[d[face][0]];
   start[d[face][0]] = start[d[face][6]];
   start[d[face][6]] = start[d[face][4]];
   start[d[face][4]] = start[d[face][2]];
   start[d[face][2]] = t;
   t = start[d[face][7]];
   start[d[face][7]] = start[d[face][5]];
   start[d[face][5]] = start[d[face][3]];
   start[d[face][3]] = start[d[face][1]];
   start[d[face][1]] = t;
  }
 }

 var d = [[0,1,2,5,8,7,6,3,4],[6,7,8,13,20,19,18,11,12],[0,3,6,11,18,17,16,9,10],[8,5,2,15,22,21,20,13,14]];
 var start=[1,1,2,3,3,2,4,4,0,5,6,7,8,9,10,10,5,6,7,8,9,11,11], move="UFLR", s="", arr=[], poss, done, i, j, x, y;
 while (arr.length < len) {
  poss = [1,1,1,1];
  for (j=0; j<4; j++) {
   if (poss[j]==1 && !canMove(j))
    poss[j]=0;
  }
  done = 0;
  while (done==0) {
   x = 0|Math.random()*4;
   if (poss[x]==1) {
    y = (0|Math.random()*3)+1;
    doMove(x, y);
    done = 1;
   }
  }
  arr[arr.length] = [x,y];
  if (arr.length >= 2) {
   if (arr[arr.length-1][0] == arr[arr.length-2][0]) {
    arr[arr.length-2][1] = (arr[arr.length-2][1] + arr[arr.length-1][1])%4;
    arr = arr.slice(0,arr.length - 1);
   }
  }
  if (arr.length >= 1) {
   if (arr[arr.length-1][1] == 0) {
    arr = arr.slice(0,arr.length - 1);
   }
  }
 }
 for (i=0; i<len; i++) {
  s += move[arr[i][0]] + cubesuff[arr[i][1]-1] + " ";
 }
 ss[0] += s;
}

function yj4x4(){
 // the idea is to keep the fixed center on U and do Rw or Lw, Fw or Bw, to not disturb it
 turns = [["U","D"],["R","L","r"],["F","B","f"]];
 var donemoves=[];
 var lastaxis;
 var fpos = 0; // 0 = Ufr, 1 = Ufl, 2 = Ubl, 3 = Ubr
 var i=0,j,k;
 var s="";
 lastaxis=-1;
 for(j=0;j<len;j++){
  var done=0;
  do{
   var first=Math.floor(Math.random()*turns.length);
   var second=Math.floor(Math.random()*turns[first].length);
   if(first!=lastaxis||donemoves[second]==0){
    if(first==lastaxis){
     donemoves[second]=1;
     var rs = Math.floor(Math.random()*cubesuff.length);
     if(first==0&&second==0){fpos = (fpos + 4 + rs)%4;}
     if(first==1&&second==2){ // r or l
      if(fpos==0||fpos==3) s+="l"+cubesuff[rs]+" ";
      else s+="r"+cubesuff[rs]+" ";
     } else if(first==2&&second==2){ // f or b
      if(fpos==0||fpos==1) s+="b"+cubesuff[rs]+" ";
      else s+="f"+cubesuff[rs]+" ";
     } else {
      s+=turns[first][second]+cubesuff[rs]+" ";
     }
    }else{
     for(k=0;k<turns[first].length;k++){donemoves[k]=0;}
     lastaxis=first;
     donemoves[second]=1;
     var rs = Math.floor(Math.random()*cubesuff.length);
     if(first==0&&second==0){fpos = (fpos + 4 + rs)%4;}
     if(first==1&&second==2){ // r or l
      if(fpos==0||fpos==3) s+="l"+cubesuff[rs]+" ";
      else s+="r"+cubesuff[rs]+" ";
     } else if(first==2&&second==2){ // f or b
      if(fpos==0||fpos==1) s+="b"+cubesuff[rs]+" ";
      else s+="f"+cubesuff[rs]+" ";
     } else {
      s+=turns[first][second]+cubesuff[rs]+" ";
     }
    }
    done=1;
   }
  }while(done==0);
 }
 ss[i]+=s;
}

function helicubescramble(){
 var i,j,k;
 var faces = ["UF", "UR", "UB", "UL", "FR", "BR", "BL", "FL", "DF", "DR", "DB", "DL"];
 var used = [];
 // adjacency table
 var adj = ["010110010000","101011000000","010101100000","101000110000","110000001100","011000000110","001100000011","100100001001","000010010101","000011001010","000001100101","000000111010"];
 // now generate the scramble(s)
 for(i=0;i<num;i++){
  var s="";
  for(j=0;j<12;j++){
   used[j] = 0;
  }
  for(j=0;j<len;j++){
   var done = false;
   do {
    var face = Math.floor(Math.random()*12);
    if (used[face] == 0) {
     s += faces[face] + " ";
     for(k=0;k<12;k++){
      if (adj[face].charAt(k)=="1") {used[k] = 0;}
     }
     used[face] = 1;
     done = true;
    }
   } while (!done);
  }
  ss[i] += s;
 }
}

// Function written by Tom van der Zanden/Jaap Scherphuis and optimized/obfuscated/condensed by me
function get2x2optscramble(mn) {
 var e=[15,16,16,21,21,15,13,9,9,17,17,13,14,20,20,4,4,14,12,5,5,8,8,12,3,23,23,18,18,3,1,19,19,11,11,1,2,6,6,22,22,2,0,10,10,7,7,0],d=[[],[],[],[],[],[]],v=[[0,2,3,1,23,19,10,6,22,18,11,7],[4,6,7,5,12,20,2,10,14,22,0,8],[8,10,11,9,12,7,1,17,13,5,0,19],[12,13,15,14,8,17,21,4,9,16,20,5],[16,17,19,18,15,9,1,23,13,11,3,21],[20,21,23,22,14,16,3,6,15,18,2,4]],r=[],a=[],b=[],c=[],f=[],s=[];function t(){s=[1,1,1,1,2,2,2,2,5,5,5,5,4,4,4,4,3,3,3,3,0,0,0,0]}t();function mx(){t();for(var i=0;i<500;i++)dm(Math.floor(Math.random()*3+3)+16*Math.floor(Math.random()*3))}function cj(){var i,j;for(i=0;i<6;i++)for(j=0;j<6;j++)d[i][j]=0;for(i=0;i<48;i+=2)if(s[e[i]]<=5&&s[e[i+1]]<=5)d[s[e[i]]][s[e[i+1]]]++}function dm(m){var j=1+(m>>4),k=m&15,i;while(j){for(i=0;i<v[k].length;i+=4)y(s,v[k][i],v[k][i+3],v[k][i+2],v[k][i+1]);j--}}function sv(){cj();var h=[],w=[],i=0,j,k,m;for(j=0;j<7;j++){m=0;for(k=i;k<i+6;k+=2){if(s[e[k]]==s[e[42]])m+=4;if(s[e[k]]==s[e[44]])m+=1;if(s[e[k]]==s[e[46]])m+=2}h[j]=m;if(s[e[i]]==s[e[42]]||s[e[i]]==5-s[e[42]])w[j]=0;else if(s[e[i+2]]==s[e[42]]||s[e[i+2]]==5-s[e[42]])w[j]=1;else w[j]=2;i+=6}m=0;for(i=0;i<7;i++){j=0;for(k=0;k<7;k++){if(h[k]==i)break;if(h[k]>i)j++}m=m*(7-i)+j}j=0;for(i=5;i>=0;i--)j=j*3+w[i]-3*Math.floor(w[i]/3);if(m!=0||j!=0){r.length=0;for(k=mn;k<99;k++)if(se(0,m,j,k,-1))break;j="";for(m=0;m<r.length;m++)j="URF".charAt(r[m]/10)+"\'2 ".charAt(r[m]%10)+" "+j;return j}}function se(i,j,k,l,m){if(l!=0){if(a[j]>l||b[k]>l)return false;var o,p,q,n;for(n=0;n<3;n++)if(n!=m){o=j;p=k;for(q=0;q<3;q++){o=c[o][n];p=f[p][n];r[i]=10*n+q;if(se(i+1,o,p,l-1,n))return true}}}else if(j==0&&k==0)return true;return false}function z(){var i,j,k,m,n;for(i=0;i<5040;i++){a[i]=-1;c[i]=[];for(j=0;j<3;j++)c[i][j]=g(i,j)}a[0]=0;for(i=0;i<=6;i++)for(j=0;j<5040;j++)if(a[j]==i)for(k=0;k<3;k++){m=j;for(n=0;n<3;n++){var m=c[m][k];if(a[m]==-1)a[m]=i+1}}for(i=0;i<729;i++){b[i]=-1;f[i]=[];for(j=0;j<3;j++)f[i][j]=w(i,j)}b[0]=0;for(i=0;i<=5;i++)for(j=0;j<729;j++)if(b[j]==i)for(k=0;k<3;k++){m=j;for(n=0;n<3;n++){var m=f[m][k];if(b[m]==-1)b[m]=i+1}}}function g(i,j){var k,m,n,o=i,h=[];for(k=1;k<=7;k++){m=o%k;o=(o-m)/k;for(n=k-1;n>=m;n--)h[n+1]=h[n];h[m]=7-k}if(j==0)y(h,0,1,3,2);else if(j==1)y(h,0,4,5,1);else if(j==2)y(h,0,2,6,4);o=0;for(k=0;k<7;k++){m=0;for(n=0;n<7;n++){if(h[n]==k)break;if(h[n]>k)m++}o=o*(7-k)+m}return o}function w(i,j){var k,m,n,o=0,p=i,h=[];for(k=0;k<=5;k++){n=Math.floor(p/3);m=p-3*n;p=n;h[k]=m;o-=m;if(o<0)o+=3}h[6]=o;if(j==0)y(h,0,1,3,2);else if(j==1){y(h,0,4,5,1);h[0]+=2;h[1]++;h[5]+=2;h[4]++}else if(j==2){y(h,0,2,6,4);h[2]+=2;h[0]++;h[4]+=2;h[6]++}p=0;for(k=5;k>=0;k--)p=p*3+(h[k]%3);return p}function y(i,j,k,m,n){var o=i[j];i[j]=i[k];i[k]=i[m];i[m]=i[n];i[n]=o}z();
 for (var i=0;i<num;i++) {
  mx();
  ss[i]+=sv();
 }
}

// Function written by Lucas Garron/Jaap Scherphuis and optimized/obfuscated/condensed by me
function getpyraoptscramble(mn) {
 var j=1,b=[],g=[],f=[],d=[],e=[],k=[],h=[],i=[];function u(){var c,p,q,l,m;for(p=0;p<720;p++){g[p]=-1;d[p]=[];for(m=0;m<4;m++)d[p][m]=w(p,m)}g[0]=0;for(l=0;l<=6;l++)for(p=0;p<720;p++)if(g[p]==l)for(m=0;m<4;m++){q=p;for(c=0;c<2;c++){q=d[q][m];if(g[q]==-1)g[q]=l+1}}for(p=0;p<2592;p++){f[p]=-1;e[p]=[];for(m=0;m<4;m++)e[p][m]=x(p,m)}f[0]=0;for(l=0;l<=5;l++)for(p=0;p<2592;p++)if(f[p]==l)for(m=0;m<4;m++){q=p;for(c=0;c<2;c++){q=e[q][m];if(f[q]==-1)f[q]=l+1}}for(c=0;c<j;c++){k=[];var t=0,s=0;q=0;h=[0,1,2,3,4,5];for(m=0;m<4;m++){p=m+n(6-m);l=h[m];h[m]=h[p];h[p]=l;if(m!=p)s++}if(s%2==1){l=h[4];h[4]=h[5];h[5]=l}s=0;i=[];for(m=0;m<5;m++){i[m]=n(2);s+=i[m]}i[5]=s%2;for(m=6;m<10;m++){i[m]=n(3)}for(m=0;m<6;m++){l=0;for(p=0;p<6;p++){if(h[p]==m)break;if(h[p]>m)l++}q=q*(6-m)+l}for(m=9;m>=6;m--)t=t*3+i[m];for(m=4;m>=0;m--)t=t*2+i[m];if(q!=0||t!=0)for(m=mn;m<99;m++)if(v(q,t,m,-1))break;b[c]="";for(p=0;p<k.length;p++)b[c]+=["U","L","R","B"][k[p]&7]+["","'"][(k[p]&8)/8]+" ";var a=["l","r","b","u"];for(p=0;p<4;p++){q=n(3);if(q<2)b[c]+=a[p]+["","'"][q]+" "}}}function v(q,t,l,c){if(l==0){if(q==0&&t==0)return true}else{if(g[q]>l||f[t]>l)return false;var p,s,a,m;for(m=0;m<4;m++)if(m!=c){p=q;s=t;for(a=0;a<2;a++){p=d[p][m];s=e[s][m];k[k.length]=m+8*a;if(v(p,s,l-1,m))return true;k.length--}}}return false}function w(p,m){var a,l,c,s=[],q=p;for(a=1;a<=6;a++){c=Math.floor(q/a);l=q-a*c;q=c;for(c=a-1;c>=l;c--)s[c+1]=s[c];s[l]=6-a}if(m==0)y(s,0,3,1);if(m==1)y(s,1,5,2);if(m==2)y(s,0,2,4);if(m==3)y(s,3,4,5);q=0;for(a=0;a<6;a++){l=0;for(c=0;c<6;c++){if(s[c]==a)break;if(s[c]>a)l++}q=q*(6-a)+l}return q}function x(p,m){var a,l,c,t=0,s=[],q=p;for(a=0;a<=4;a++){s[a]=q&1;q>>=1;t^=s[a]}s[5]=t;for(a=6;a<=9;a++){c=Math.floor(q/3);l=q-3*c;q=c;s[a]=l}if(m==0){s[6]++;if(s[6]==3)s[6]=0;y(s,0,3,1);s[1]^=1;s[3]^=1}if(m==1){s[7]++;if(s[7]==3)s[7]=0;y(s,1,5,2);s[2]^=1;s[5]^=1}if(m==2){s[8]++;if(s[8]==3)s[8]=0;y(s,0,2,4);s[0]^=1;s[2]^=1}if(m==3){s[9]++;if(s[9]==3)s[9]=0;y(s,3,4,5);s[3]^=1;s[4]^=1}q=0;for(a=9;a>=6;a--)q=q*3+s[a];for(a=4;a>=0;a--)q=q*2+s[a];return q}function y(p,a,c,t){var s=p[a];p[a]=p[c];p[c]=p[t];p[t]=s}function n(c){return Math.floor(Math.random()*c)}
 u();
 ss[0]+=b[0];
}

// function written by Shuang Chen
function getskewboptscramble(e){
 function t(e){var t=arguments.length-1,n=e[arguments[t]];for(var r=t;r>1;r--){e[arguments[r]]=e[arguments[r-1]]}e[arguments[1]]=n}function n(e,t){return e[t>>3]>>((t&7)<<2)&15}function r(e,t,n,r){for(var i=0;i<r;i++){e[i]=[];for(var s=0;s<t;s++){e[i][s]=n(s,i)}}}function i(e,t,r,i,s,o,u){var a=Array.isArray(s);for(var f=0,l=r+7>>>3;f<l;f++){e[f]=-1}e[t>>3]^=15<<((t&7)<<2);for(var c=0;c<=i;c++){var h=c+1^15;for(var p=0;p<r;p++){if(n(e,p)==c){for(var d=0;d<o;d++){var v=p;for(var m=0;m<u;m++){v=a?s[d][v]:s(v,d);if(n(e,v)==15){e[v>>3]^=h<<((v&7)<<2)}}}}}}}function s(e,t,r,i,o){if(0==r)return 0==e&&0==t;if(n(a,e)>r||n(f,t)>r)return!1;for(var u=0;4>u;u++)if(u!=i)for(var h=e,p=t,d=0;2>d;d++)if(h=l[u][h],p=c[u][p],s(h,p,r-1,u,o))return o.push(u*2+(1-d)),!0;return!1}function o(e,n){var r=e%12;e=~~(e/12);for(var i=[],s=5517840,o=0,u=0;5>u;u++){var a=h[5-u],f=~~(e/a),e=e-f*a,o=o^f,f=f<<2;i[u]=s>>f&15;a=(1<<f)-1;s=(s&a)+(s>>4&~a)}0==(o&1)?i[5]=s:(i[5]=i[4],i[4]=s);0==n&&t(i,0,3,1);2==n&&t(i,1,5,2);1==n&&t(i,0,2,4);3==n&&t(i,3,4,5);e=0;s=5517840;for(u=0;4>u;u++)f=i[u]<<2,e*=6-u,e+=s>>f&15,s-=1118480<<f;return e*12+p[r][n]}function u(e,t){var n=[];var r=[];for(var i=0;i<4;i++){n[i]=e%3;e=~~(e/3)}for(var i=0;i<3;i++){r[i]=e%3;e=~~(e/3)}r[3]=(6-r[0]-r[1]-r[2])%3;n[t]=(n[t]+1)%3;var s;if(t==0){var s=r[0];r[0]=r[2]+2;r[2]=r[1]+2;r[1]=s+2}else if(t==1){var s=r[0];r[0]=r[1]+2;r[1]=r[3]+2;r[3]=s+2}else if(t==2){var s=r[0];r[0]=r[3]+2;r[3]=r[2]+2;r[2]=s+2}else if(t==3){var s=r[1];r[1]=r[2]+2;r[2]=r[3]+2;r[3]=s+2}for(var i=2;i>=0;i--){e=e*3+r[i]%3}for(var i=3;i>=0;i--){e=e*3+n[i]}return e}var a=[],f=[],l=[],c=[];var h=[1,1,1,3,12,60,360];var p=[[6,5,10,1],[9,7,4,2],[3,11,8,0],[10,1,6,5],[0,8,11,3],[7,9,2,4],[4,2,9,7],[11,3,0,8],[1,10,5,6],[8,0,3,11],[2,4,7,9],[5,6,1,10]];var d=[0,1,2,0,2,1,1,2,0,2,1,0];var v,m,y=[];r(l,4320,o,4);i(a,0,4320,7,l,4,2);r(c,2187,u,4);i(f,0,2187,6,c,4,2);do{v=0|Math.random()*4320;m=0|Math.random()*2187}while(v==0&&m==0||d[v%12]!=(m+~~(m/3)+~~(m/9)+~~(m/27))%3);for(;99>e&&!s(v,m,e,-1,y);e++){}var b=[];var w=["L","R","B","U"];for(var u=0;u<y.length;u++){var E=y[u]>>1;var S=y[u]&1;if(E==2){for(var l=0;l<=S;l++){var x=w[0];w[0]=w[1];w[1]=w[3];w[3]=x}}b.push(w[E]+(S==1?"'":""))}
 ss[0]+=b.join(" ")
}

/* Function by Kas Thomas, http://www.planetpdf.com/developer/article.asp?ContentID=testing_for_object_types_in_ja */
function isArray(obj){
 if(typeof obj=='object'){
  var test = obj.constructor.toString().match(/array/i); 
  return (test != null);
  }
 return false;
}

function megascramble(turns, suffixes){
 var donemoves=[];
 var lastaxis;
 var i,j,k;
 for(i=0;i<num;i++){
  var s="";
  lastaxis=-1;
  for(j=0;j<len;j++){
   var done=0;
   do{
    var first=Math.floor(Math.random()*turns.length);
    var second=Math.floor(Math.random()*turns[first].length);
    if (first!=lastaxis) {
     for(k=0;k<turns[first].length;k++){donemoves[k]=0;}
     lastaxis=first;
    }
    if (donemoves[second]==0) {
     donemoves[second]=1;
     if(isArray(turns[first][second])){
      s+=rndEl(turns[first][second])+rndEl(suffixes)+" ";
     }else{
      s+=turns[first][second]+rndEl(suffixes)+" ";
     }
     done=1;
    }
   }while(done==0);
  }
  ss[i]+=s;
 }
}

importScripts("scramble_333_edit.js", "scramble_sq1.js");
scramblers['333'].initialize(null, Math); // hopefully this'll let IE load scramblers

onmessage = function({data: msg}) {
  type = msg.type;
  len = msg.len;
  const scramble = scrambleIt();
  postMessage({
    scramble
  })
}