1328A. Divisibility Problem - Codeforces Solution C++

➤  Problem Link : 1328A. Divisibility Problem 

✅ C++ Solution :

 
#include<bits/stdc++.h>
using namespace std;

#define ll long long int
#define pb push_back
#define mp make_pair

int main()
{
	int t;
	cin>>t;
	while(t--)
	{
		ll a,b;
		cin>>a>>b;
		if(a%b==0)
		{
			cout<<"0\n";
            continue;
		}
		ll val=a/b;
		val++;
		val*=b;
		cout<<val-a<<"\n";

		
	}
}

 

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About Utkarsh Gupta

I am a Member Technical at D.E. Shaw India Pvt. Ltd. CodingWithArt is a blog where you find tricks and solutions to challenging coding and development problems. I aim to build a universal tech platform for every enthusiast out there.