// Online C compiler to run C program online #include <stdio.h> #include <stdbool.h> int main() { int n =10; bool flag = true; for(int i = 2; i < 5; i++){ if(n%2==0){ flag = false; } } if(flag==true){ printf("This number is a prime number: %d", n); } else if(flag==false){ printf("This number is not a prime number: %d", n); } return 0; }