Submission #5949845

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Source Code Expand

#include <bits/stdc++.h>

using namespace std;

#define REP(i, n) for(int i = 0; i < (n); i++)
#define SREP(i, s) for(int i = 0; i < (s.size()); i++)
#define SORT(v, n) sort(v, v+n);
#define GSORT(v, n) sort(v, v+n, greater<int>());
#define VSORT(v) sort(v.begin(),v.end());
#define VGSORT(v) sort(v.begin(),v.end(),greater<int>());
#define REV(a) reverse(begin(a),end(a));

int main(){
	ios::sync_with_stdio(false);cin.tie(0);
//////////////////////////////////////////////
	int a,b;
	cin >> a >> b;
	if(a%b==0) cout << 0 << endl;
	else cout << b-a%b << endl;

//////////////////////////////////////////////
}

Submission Info

Judge Result