Hackerrank-Leetcode/Kangaroo.cpp at master · skanda99/Hackerrank-Leetcode · GitHub

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// problem: "https://www.hackerrank.com/challenges/kangaroo/problem"

#include<iostream>

using namespace std;

int main()
{
    int x1,x2,v1,v2;

    cin>>x1>>v1>>x2>>v2;

    if(x1<x2)
    {
        if(v1<v2)
            cout<<"NO";
        else if(v1==v2)
            cout<<"NO";
        else if((x2-x1)%(v1-v2)==0)
            cout<<"YES";
            else
            cout<<"NO";


    }
    else if (x2<x1)
    {
        if(v2<v1)
            cout<<"NO";
        else if(v2==v1)
            cout<<"NO";

        else if((x1-x2)%(v2-v1)==0)
            cout<<"YES";
            else
            cout<<"NO";

    }
    else
    {
        if(v1==v2)
        cout<<"YES";
        else
            cout<<"NO";
    }

    return 0;

}