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Case-specific Sorting of Strings
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Case-specific Sorting of Strings
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//{ Driver Code Starts
//Initial Template for C++
#include<bits/stdc++.h>
using namespace std;
// } Driver Code Ends
//User function Template for C++
class Solution
{
public:
//Function to perform case-specific sorting of strings.
string caseSort(string str, int n)
{
// your code here
string lower = "";
string upper = "";
for(int i = 0; i < n ; i++){
if(islower(str[i])){
lower += str[i];
}else{
upper += str[i];
}
}
sort(lower.begin(), lower.end());
sort(upper.begin(), upper.end());
int i = 0;
int j = 0;
int k = 0;
while(k < n){
if(islower(str[k])){
str[k++] = lower[i++];
}else{
str[k++] = upper[j++];
}
}
return str;
}
};
//{ Driver Code Starts.
int main()
{
int t;
cin>>t;
while(t--)
{
int n;
cin>>n;
string str;
cin>>str;
Solution obj;
cout<<obj.caseSort (str, n)<<endl;
}
}
// } Driver Code Ends