Submission

Status:

PPPPPPPPPP

Score: 100

User: mydKN

Problemset: ตัวอักษรตัวแรกในคำ

Language: c

Time: 0.002 second

Submitted On: 2024-10-16 21:28:59

#include<stdio.h>

int main(){
    char str[30] = {0};
    int cnt[26] = {0};
    scanf("%s", str);
    int i;
    for(i=0;str[i]!='\0';++i){
        cnt[str[i]-'A']++;
    }
    for(i=0;i<26;++i){
        if(cnt[i] == 1){
            printf("%c", i+'A');
            break;
        }
    }
}