madhusudan12

use std::io;

fn find_prime(n:i32) -> Vec<i32>{
    let mut prime_list: Vec<i32> = Vec::new();
    let mut flag:bool;
    for i in 2..n{
        flag = false;
        for j in 2..(i / 2 + 1){
            if i%j == 0 {
                flag = true;