Submission

Score: 100

User: Darleneee93

Problemset: จำนวนเฉพาะ (2560)

Language: cpp

Time: 0.004 second

Submitted On: 2026-10-07 09:18:25

#include <bits/stdc++.h>
using namespace std;

int isPrime(int n){
    if (n <=1){
        return false;
    }
    for (int i=2; i<= sqrt(n);i++){
        if(n%i==0){
            return false;
        }
    }
    return true;
}

int main(){

    int x;
    cin >> x;

    for (int i =1; i<x;i++){
        if (isPrime(i)){
            cout << i << endl;
        }
    }


}