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SODOKU.PAS
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SODOKU.PAS
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{ @author: Sylvain Maltais ([email protected])
@created: 2023
@website(https://www.gladir.com/sodoku-0)
@abstract(Target: Turbo Pascal 7, Free Pascal 3.2)
}
Program SODOKU;
Uses {$IFDEF FPC}
Crt,PtcGraph,PtcCrt,PtcMouse
{$ELSE}
Crt,Graph
{$ENDIF};
Const
CaseWidth=40;
GridX=(640-9*CaseWidth) shr 1;
GridY=(480-9*CaseWidth) shr 1;
Var
Win:Boolean;
I,J:Integer;
S:String;
CursorX,CursorY:Integer;
SolutionGrid:Array[1..9,1..9] of Integer;
UserGrid:Array[1..9,1..9,1..2] of Integer;
B:Char;
Function StrToUpper(S:String):String;
Var
I:Byte;
Begin
For I:=1 to Length(S)do Begin
If S[I] in['a'..'z']Then S[I]:=Chr(Ord(S[I])-32);
End;
StrToUpper:=S;
End;
Function Left(Const Str:String;Num:Byte):String;Begin
Left:=Copy(Str,1,Num);
End;
Procedure DelChrAt(Var S:String;P:Byte);Begin
If P=1Then S:=Copy(S,2,255)
Else S:=Left(S,P-1)+Copy(S,P+1,255)
End;
Function VerticalFound(X,YMax,Number:Integer):Boolean;
Var
J:Integer;
Begin
VerticalFound:=False;
For J:=1 to YMax do Begin
If(SolutionGrid[J,X]=Number)Then Begin
VerticalFound:=True;
Exit;
End;
End;
End;
Function FindZero:Boolean;
Var
I,J:Integer;
Begin
FindZero:=False;
For J:=1 to 9 do For I:=1 to 9 do Begin
If SolutionGrid[J,I]=0 Then Begin
FindZero:=True;
End;
End;
End;
Procedure InitScr;
Var
Driver,Mode:Integer;
ErrCode:Integer;
Begin
{$IFDEF FPC}
Driver:=VGA;
Mode:=VGAHi;
{$ELSE}
Driver:=Detect;
Mode:=VGAHi;
{$ENDIF}
InitGraph(Driver,Mode,'');
ErrCode:=GraphResult;
If ErrCode=grOk Then Begin
SetColor(White);
SetLineStyle(0,0,1);
End
Else
Begin
WriteLn('Erreur graphique : ',GraphErrorMsg(ErrCode));
Halt;
End;
End;
Procedure DrawGrid;Begin
For I:=0 to 9 do Begin
If I in[0,3,6,9]Then SetLineStyle(0,$C3,3)
Else SetLineStyle(0,$C3,1);
Line(GridX,GridY+i*CaseWidth,GridX+9*CaseWidth,GridY+i*CaseWidth);
Line(GridX+i*CaseWidth,GridY,GridX+i*CaseWidth,GridY+9*CaseWidth);
End;
SetTextStyle(0,0,0);
End;
Procedure FindSolution;
Var
Base:String;
I,J,K,L:Integer;
R,P:Integer;
Begin
Randomize;
For K:=1 to 5000 do Begin
For J:=1 to 9 do Begin
Base[0]:=#9;
For I:=1 to 9 do Base[I]:=Chr(I);
For I:=1 to 9 do Begin
R:=Random(Length(Base))+1;
If VerticalFound(I,J,Byte(Base[R]))Then Begin
For L:=1 to Length(Base)do Begin
If Not VerticalFound(I,J,Byte(Base[L]))Then Begin
SolutionGrid[J,I]:=Byte(Base[L]);
DelChrAt(Base,L);
Break;
End;
End;
End
Else
Begin
SolutionGrid[J,I]:=Byte(Base[R]);
DelChrAt(Base,R);
End;
End;
End;
If Not FindZero Then Break;
End;
End;
Procedure FindBegin;Begin
UserGrid[1,2,1]:=SolutionGrid[1,2];
UserGrid[1,2,2]:=1;
UserGrid[1,4,1]:=SolutionGrid[1,4];
UserGrid[1,4,2]:=1;
UserGrid[1,5,1]:=SolutionGrid[1,5];
UserGrid[1,5,2]:=1;
UserGrid[1,6,1]:=SolutionGrid[1,6];
UserGrid[1,6,2]:=1;
UserGrid[1,7,1]:=SolutionGrid[1,7];
UserGrid[1,7,2]:=1;
UserGrid[2,2,1]:=SolutionGrid[2,2];
UserGrid[2,2,2]:=1;
UserGrid[2,6,1]:=SolutionGrid[2,6];
UserGrid[2,6,2]:=1;
UserGrid[2,9,1]:=SolutionGrid[2,9];
UserGrid[2,9,2]:=1;
UserGrid[3,5,1]:=SolutionGrid[3,5];
UserGrid[3,5,2]:=1;
UserGrid[3,7,1]:=SolutionGrid[3,7];
UserGrid[3,7,2]:=1;
UserGrid[3,9,1]:=SolutionGrid[3,9];
UserGrid[3,9,2]:=1;
UserGrid[4,1,1]:=SolutionGrid[4,1];
UserGrid[4,1,2]:=1;
UserGrid[4,3,1]:=SolutionGrid[4,3];
UserGrid[4,3,2]:=1;
UserGrid[4,6,1]:=SolutionGrid[4,6];
UserGrid[4,6,2]:=1;
UserGrid[4,7,1]:=SolutionGrid[4,7];
UserGrid[4,7,2]:=1;
UserGrid[4,8,1]:=SolutionGrid[4,8];
UserGrid[4,8,2]:=1;
UserGrid[5,2,1]:=SolutionGrid[5,2];
UserGrid[5,2,2]:=1;
UserGrid[5,4,1]:=SolutionGrid[5,4];
UserGrid[5,4,2]:=1;
UserGrid[5,6,1]:=SolutionGrid[5,6];
UserGrid[5,6,2]:=1;
UserGrid[5,8,1]:=SolutionGrid[5,8];
UserGrid[5,8,2]:=1;
UserGrid[6,2,1]:=SolutionGrid[6,2];
UserGrid[6,2,2]:=1;
UserGrid[6,3,1]:=SolutionGrid[6,3];
UserGrid[6,3,2]:=1;
UserGrid[6,4,1]:=SolutionGrid[6,4];
UserGrid[6,4,2]:=1;
UserGrid[6,7,1]:=SolutionGrid[6,7];
UserGrid[6,7,2]:=1;
UserGrid[6,9,1]:=SolutionGrid[6,9];
UserGrid[6,9,2]:=1;
UserGrid[7,1,1]:=SolutionGrid[7,1];
UserGrid[7,1,2]:=1;
UserGrid[7,3,1]:=SolutionGrid[7,3];
UserGrid[7,3,2]:=1;
UserGrid[7,5,1]:=SolutionGrid[7,5];
UserGrid[7,5,2]:=1;
UserGrid[8,1,1]:=SolutionGrid[8,1];
UserGrid[8,1,2]:=1;
UserGrid[8,4,1]:=SolutionGrid[8,4];
UserGrid[8,4,2]:=1;
UserGrid[8,8,1]:=SolutionGrid[8,8];
UserGrid[8,8,2]:=1;
UserGrid[9,3,1]:=SolutionGrid[9,3];
UserGrid[9,3,2]:=1;
UserGrid[9,4,1]:=SolutionGrid[9,4];
UserGrid[9,4,2]:=1;
UserGrid[9,5,1]:=SolutionGrid[9,5];
UserGrid[9,5,2]:=1;
UserGrid[9,6,1]:=SolutionGrid[9,6];
UserGrid[9,6,2]:=1;
UserGrid[9,8,1]:=SolutionGrid[9,8];
UserGrid[9,8,2]:=1;
End;
Procedure WriteUserGrid;Begin
SetTextJustify(CenterText,CenterText);
SetTextStyle(1,HorizDir,3);
For i:=1 to 9 do For j:=1 to 9 do If UserGrid[i,j,1]<>0 Then Begin
Str(UserGrid[i,j,1],S);
SetColor(Black);
OutTextXY(GridX+CaseWidth*(2*i-1) div 2,GridY+CaseWidth*(2*j-1) div 2,Chr(219));
If UserGrid[i,j,2]=1 Then SetColor(Yellow)
Else SetColor(White);
OutTextXY(GridX+CaseWidth*(2*i-1) div 2,GridY+CaseWidth*(2*j-1) div 2,S);
End
Else
Begin
SetColor(Black);
OutTextXY(GridX+CaseWidth*(2*i-1) div 2-1,GridY+CaseWidth*(2*j-1) div 2,Chr(219));
End;
SetTextJustify(LeftText,BottomText);
SetTextStyle(0,0,0);
End;
Function Instruction:Boolean;Begin
Instruction:=False;
ClearDevice;
SetColor(White);
outtextxy(20,20,'1. Le jeu Sodoku un gros carr‚ divis‚ en 9 carr‚s.');
outtextxy(20,40,' et dans ses 9 carr‚s, il contiennent 9 cases compos‚es de 3 lignes et 3 colonnes.');
outtextxy(20,60,'2. Sur chaque ligne vous devez placer les chiffres de 1 … 9 sans les r‚p‚ter.');
outtextxy(20,80,'3. Sur chaque colonne vous devez placer les chiffres de 1 … 9 sans les r‚p‚ter.');
outtextxy(20,120,'4. Dans chaque r‚gion de 9 cases, vous devez placer les chiffres de 1 … 9');
outtextxy(20,140,' sans les r‚p‚ter.');
outtextxy(20,160,'5. Un truc tres pratique est d''eliminer les cases ou votre chiffre...');
outtextxy(20,180,' ne peut se trouver.');
outtextxy(20,200,'6. Pour gagner du temps vous pouvez commencer par les chiffres les plus nombreux');
outtextxy(20,220,'7. Attention a ce que vos chiffres ne se repetent pas dans une meme ligne.');
outtextxy(20,240,' ni dans un mˆme carr‚');
outtextxy(20,260,'8. Les nombres ecrits en jaune sont ceux que l''ordinateur vous donne');
outtextxy(20,280,'9. Vous ne pouvez pas ‚crire par dessus les chiffres jaunes.');
outtextxy(20,300,'10. Pour ‚crire un chiffre, d‚placez le curseur a l''aide des 4 flŠches.');
outtextxy(20,320,' et appuyer sur un nombre');
outtextxy(20,340,'11. Si vous voulez effacer un nombre que vous avez inscrit (pas ceux en jaune).');
outtextxy(20,360,' vous devez appuyer sur la touche E pour effacer votre valeur');
outtextxy(20,380,'12. Pour quitter le jeu appuyer sur la touche <Q>');
outtextxy(250,400,'amusez-vous! en appuyant sur <2> maintenant');
outtextxy(20,440,' Pour revenir au menu appuyez sur la touche <Enter>');
If ReadKey='2'Then Instruction:=True;
End;
Procedure Play;
Var
Key:Char;
Begin
FillChar(UserGrid,SizeOf(UserGrid),0);
FillChar(SolutionGrid,SizeOf(SolutionGrid),0);
ClearDevice;
OutTextXY(20,20,'Q=Quitter');
OutTextXY(20,40,'E=Effacer');
OutTextXY(20,60,'S=Solution');
DrawGrid;
FindSolution;
FindBegin;
WriteUserGrid;
CursorX:=1;
CursorY:=1;
Repeat
SetColor(White);
Line(GridX+(CaseWidth shr 2)+CaseWidth*(CursorX-1),GridY+CaseWidth*CursorY-3,
GridX+3*CaseWidth div 4+CaseWidth*(CursorX-1),GridY+CaseWidth*CursorY-3);
Key:=ReadKey;
SetColor(black);
Line(GridX+CaseWidth div 4+CaseWidth*(CursorX-1),GridY+CaseWidth*CursorY-3,
GridX+3*CaseWidth div 4+CaseWidth*(CursorX-1),GridY+CaseWidth*CursorY-3);
Case UpCase(Key) of
#75:if CursorX>1 Then Dec(CursorX);
#77:if CursorX<9 Then Inc(CursorX);
#72:if CursorY>1 Then dec(CursorY);
#80:if CursorY<9 Then inc(CursorY);
'E':if UserGrid[CursorX,CursorY,2]<>1 Then UserGrid[CursorX,CursorY,1]:=0;
'1':if UserGrid[CursorX,CursorY,2]<>1 Then UserGrid[CursorX,CursorY,1]:=1;
'2':if UserGrid[CursorX,CursorY,2]<>1 Then UserGrid[CursorX,CursorY,1]:=2;
'3':if UserGrid[CursorX,CursorY,2]<>1 Then UserGrid[CursorX,CursorY,1]:=3;
'4':if UserGrid[CursorX,CursorY,2]<>1 Then UserGrid[CursorX,CursorY,1]:=4;
'5':if UserGrid[CursorX,CursorY,2]<>1 Then UserGrid[CursorX,CursorY,1]:=5;
'6':if UserGrid[CursorX,CursorY,2]<>1 Then UserGrid[CursorX,CursorY,1]:=6;
'7':if UserGrid[CursorX,CursorY,2]<>1 Then UserGrid[CursorX,CursorY,1]:=7;
'8':if UserGrid[CursorX,CursorY,2]<>1 Then UserGrid[CursorX,CursorY,1]:=8;
'9':if UserGrid[CursorX,CursorY,2]<>1 Then UserGrid[CursorX,CursorY,1]:=9;
'S':Begin
For i:=1 to 9 do For j:=1 to 9 do Begin
UserGrid[i,j,1]:=SolutionGrid[i,j];
End;
WriteUserGrid;
If ReadKey=#0 Then ReadKey;
End;
End;
WriteUserGrid;
Win:=True;
For i:=1 to 9 do For j:=1 to 9 do If UserGrid[i,j,1]<>SolutionGrid[i,j]Then Win:=False;
If(Win)Then Begin
ClearDevice;
SetColor(White);
SetLineStyle(0,0,0);
OutTextXY(5,200,'F‚licitations, vous avez r‚ussie !');
If ReadKey=#0 Then ReadKey;
Key:=#27;
End;
Until UpCase(Key) in[#27,'Q','X'];
End;
BEGIN
{$IFDEF FPC}
{$IFDEF WINDOWS}
SetUseACP(False);
{$ENDIF}
{$ENDIF}
If(ParamStr(1)='/?')or(ParamStr(1)='--help')or(ParamStr(1)='-h')or
(ParamStr(1)='/h')or(ParamStr(1)='/H')Then Begin
WriteLn('SODOKU : Cette commande permet de lancer le jeu SODOKU.');
WriteLn;
WriteLn('Syntaxe : SODOKU [/PLAY]');
WriteLn;
WriteLn(' /PLAY Permet de jouer imm‚diatement');
WriteLn;
End
Else
Begin
InitScr;
If StrToUpper(ParamStr(1))='/PLAY'Then Play Else
Repeat
ClearDevice;
ClearViewPort;
SetColor(Blue);
SetTextStyle(0,0,11);
OutTextXY(100,20,'Sudoku');
SetColor(White);
SetTextStyle(0,0,0);
OutTextXY(150,300,'1 - Consulter les instructions');
OutTextXY(150,315,'2 - Jouer au jeu Sudoku');
OutTextXY(150,330,'X - Quitter');
B:=UpCase(ReadKey);
Case B of
'1':If(Instruction)Then Play;
'2':Play;
End;
Until B in[#27,'Q','X'];
End;
END.