C++ application to check for only prime numbers

#include <iostream>

using nanespace std;

int main (){

int i, n, m=0, cow=0;

cout<<“Enter a value to check if it’s a prime number”<<endl;

cin>>n;

m=n/2;

for(i=2; i<=m; i++){

if(n%i==0){

cout<<“The number is not a prime”<<endl;

cow=1;

break;

}

}

if(cow==0)

cout<<“The number is a prime”<<endl;

return 0;

}