বৃত্তের ভিতরে বিন্দু ( Point Inside Circle )

pointInACircle.cpp

/**<

problem : https://algo.codemarshal.org/problems/55184554742a2fff09a42faa
author  : shemul
reference : https://www.youtube.com/watch?v=1-Q_BQ0ypmg

 */

#include<iostream>
#include<stdio.h>
#include<string.h>
#include<algorithm>
#include <math.h>

using namespace std ;

int main () {

    double cx , cy , R , px , py ,result,radius;
    int testcase ;
    cin >>testcase ;

    for(int i = 1 ; i <= testcase ; i++) {

        cin >> cx >> cy >> R >> px >> py ;
        result = pow(px-cx,2) + pow(py-cy,2);
        radius = pow(R,2);

        if(radius >= result) {
            cout << "Case " <<i <<": yes\n";
        } else {
            cout << "Case " <<i <<": no\n";
        }
    }
}