Submission

Score: 30

User: chs_14

Problemset: ตัวอักษรตัวแรกในคำ

Language: cpp

Time: 0.002 second

Submitted On: 2025-10-30 21:47:42

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

int main() {
    string str;

    cin >> str;

    for (char &c : str)
    {
        if (count(str.begin(), str.end(), c)==1) {
            cout << c << '\n';
            break;
        }
    }

    return 0;
}