Submission

Score: 0

User: Porsche56253

Problemset: คิดถึงแม่

Language: cpp

Time: 0.002 second

Submitted On: 2026-10-02 10:16:08

#include<bits/stdc++.h>
using namespace std;

int main(){
    string a ;
    cin >> a;
    sort(a.begin(), a.end());
    for(int i = 0 ; i < a.length() ; i++){
        if(a[i] != a[i+1]) cout << a[i] ;
    }


}