Submission

Score: 100

User: faofao

Problemset: บาร์โค้ด

Language: c

Time: 0.002 second

Submitted On: 2025-10-11 11:13:01

#include <stdio.h>
#include <string.h>
#include <math.h>

int main(){
    char s[13] ;
    scanf("%s" ,&s);
    int sum1=0;
    int sum2=0;
    int key = s[12]-'0' ;///////
    for(int i=11 ; i>=0 ; i--){
            if((i+1)%2==0){
                sum2+=s[i]-'0';
            }
            else{
                sum1+=s[i]-'0';
            }
    }
    sum2 *=3 ;
    int sum = sum1+sum2+key ;
    if(sum%10==0){
        printf("YES");
    }
    else printf("NO");
    return 0;
}