Submission

Score: 100

User: wasupum

Problemset: บาร์โค้ด

Language: c

Time: 0.001 second

Submitted On: 2025-10-04 21:08:17

#include <stdio.h>

int main(void){
    int bar[20] ;
    int ch, i = 0;
    
    while((ch = getchar()) != '\n' && ch != EOF){
        bar[i++] = ch - '0';
    }
    
    int sum = 0;
    for(int i = 11; i >= 0; i -= 2){
        sum += bar[i];
    }
    sum *= 3;
    for(int i = 10; i >= 0; i -= 2){
        sum += bar[i];
    }
    if((sum + bar[12]) % 10 == 0) printf("YES\n");
    else printf("NO\n");
    return 0;
}