Submission

Score: 100

User: nunos

Problemset: ตัวอักษรตัวแรกในคำ

Language: cpp

Time: 0.002 second

Submitted On: 2025-09-30 16:55:41

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

int main() {
    string x;cin>>x;
    int txt[122] = {0};
    for(int i=0;i<x.size();i++) txt[int(x[i])]++;
    for(int i=0;i<=122;i++){
        if(txt[i]==1){
            cout << char(i);
            return 0;
        }
    }
    return 0;
}