use RustPrimeNumberLibrary::IS_prime_OR_notPrime;
use std::io;
fn main(){
println!("--------------Please Enter a numer--------------");
let mut num= String::new();
io::stdin().read_line(& mut num).expect("failed to read a line");
let int_num : u32 = num.trim().parse().expect("please enter correct number");
IS_prime_OR_notPrime(int_num);
}