Submission

Score: 100

User: winwin1054

Problemset: ISBN

Language: c

Time: 0.003 second

Submitted On: 2025-11-19 20:19:30

#include <stdio.h>

int main() {
    // Write C code here
    int a[9],sum,c;
    c = sum = 0;
    for(int i=0;i<9;i++)
    {
        scanf("%d",&a[i]);
    }
    for(int i=0;i<9;i++)
    {
        sum += (10-i) * a[i];
    }
    while(sum%11 != 0)
    {
        sum += 1;
        c += 1;
    }
    printf("%d",c);
}