Submission #229378

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Source Code Expand

#include <iostream>
#include <vector>
#include <string>
#include <cstring>
#include <map>
#include <queue>
#include <algorithm>
using namespace std;

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

typedef pair<int,int> P;

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

Submission Info

Judge Result