check prime in c 2b 2b

1#include <bits/stdc++.h>
2#include <math.h>
3using namespace std;
4
5#define ll long long
6
7bool checkPrime(int number){
8	for(int i=2; i<=sqrt(number); i++){
9		if(number%i==0){
10			return false;
11		}
12	}
13	return true;
14}

1#include <bits/stdc++.h>
2using namespace std;
3
4#define ll long long
5bool isPrime(ll number){
6	  for(ll i = 2; i <= number / 2; i++){
7	  
8  
9      	if(number % i == 0)
10      {
11          return false;
12          break;
13      }
14 	}
15 	
16 	return true;
17}