Submission

Score: 100

User: Neozaawwman1

Problemset: ตัวอักษรตัวแรกในคำ

Language: cpp

Time: 0.002 second

Submitted On: 2025-10-07 23:13:00

#include <bits/stdc++.h>
using namespace std;
int arr[120];
int main(){
	string text;cin>>text;
	for(int i=0; i<text.length(); i++){
		arr[int(text[i])]++;
	}
	for(int i=65; i<=90; i++){
		if(arr[i]==1){
			cout<<char(i);
			break;
		}
	}
	return 0;
}