Submission

Score: 100

User: MrPian

Problemset: ตัวอักษรตัวแรกในคำ

Language: cpp

Time: 0.003 second

Submitted On: 2025-10-13 22:38:02

#include<bits/stdc++.h>
using namespace std;
int nub[60];
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);

    string x;
    cin >> x;
    for(char cx:x){
        nub[cx-'A']++;
    }

    for(int i=0;i<60;i++){
        if(nub[i]==1){
            char t = i+'A';
            cout << t;
            break;
        }
    }



return 0;
}