Submission #2559176

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Source Code Expand

#include <iostream>
using namespace std;

int main() {
  string S;
  cin >> S;
  int i,j,n,l;
  n=S.size();
  l=0;
  for(i=0;i<n;i++){
    for(j=i+1;j<n;j++){
      if(S[i] ==S[j]) {
        l++;
        break;
      }
    }
  }
if(l!=0) cout <<"no";
    else cout <<"yes";
}

Submission Info

Judge Result