Submission #229347

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Source Code Expand

#include <cstdio>
#include <iostream>
#include <sstream>
#include <fstream>
#include <iomanip>
#include <algorithm>
#include <cmath>
#include <string>
#include <vector>
#include <list>
#include <queue>
#include <stack>
#include <set>
#include <map>
#include <bitset>
#include <numeric>
#include <limits>
#include <climits>
#include <cfloat>
#include <functional>
using namespace std;

int main()
{
    int a, b;
    cin >> a >> b;
    int ret = (a + b - 1) / b * b - a;
    cout << ret << endl;
    return 0;
}

Submission Info

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