C++ Program to check a number is prime or not using class and object
In this program, You will learn how to check a number is prime or not using class and object in C++.
class Test{
//statement
};
int main(){
//statement
}
![C++ Program to check a number is prime or not using class and object](https://xiith.com/wp-content/uploads/2020/05/Some-list-of-prime-numbers.png)
Example: How to check a number is prime or not using class and object in C++.
#include<iostream>
using namespace std;
class Test {
public:
int check(int x) {
int i, p = 0;
for (i = 2; i < x; i++) {
if (x % i == 0) {
p = 1;
break;
}
}
return p;
}
};
int main() {
int x, p;
cout << "Enter a number:";
cin >> x;
Test obj;
p = obj.check(x);
if (p == 0) {
cout << "Number is prime:" << x;
} else {
cout << "Number is not prime:" << x;
}
return 0;
}
Output:
Enter a number:17
Number is prime:17