Number.cpp

/* Add this code in Number.h */

class Number
{
private:
	int val;
public:
	Number(int);
	bool isPrime();
	bool isDivisibleBy(int);
};

/* Add this code in Number.cpp */

#include "Number.cpp"
#include <cmath>

Number::Number(int a){
	this->val = a;
}

bool Number::isPrime(){
	int a = this->val;
	if(a==1)
		return false;
	if(a==2)
		return true;
	int sq = sqrt(a);
	for(int i=2;i<=sq;i++){
		if(a%i==0)
			return false;
	}
	return true;
}

bool Number::isDivisibleBy(int d){
	if(this->val % d == 0)
		return true;
	return false;
}