Submission

Status:

PPPPPPPPPP

Score: 100

User: pxsit

Problemset: ตัวอักษรตัวแรกในคำ

Language: cpp

Time: 0.002 second

Submitted On: 2024-11-16 16:25:04

#include <iostream>

using namespace std;
int main(){
    string a;
    int b[26] = {0};
    cin >> a;
    for(int i=0;i<=a.length();i++){
        b[(int) a[i] - 65]++; 
    }
    for(int i=65;i<91;i++){
        if(b[i-65] == 1){
            cout <<(char)i;
            return 0;
        }
    }
}