Submission #1260349

---

Source Code Expand

#include <iostream>
#include <vector>
#include <algorithm>

#define ALL(a) (a).begin(), (a).end()
#define FOR(i, a, b) for (int i = (a); i < (b); ++i)
#define REP(i, n) FOR(i, 0, n)

using namespace std;

int main()
{
    int a, b;
    cin >> a >> b;
    if (a % b == 0)
    {
        cout << 0 << endl;
    }
    else
    {
        cout << b - (a % b) << endl;
    }
}

Submission Info

Judge Result