Submission

Score: 80

User: Gundhon

Problemset: จำนวนเฉพาะ (2560)

Language: cpp

Time: 0.004 second

Submitted On: 2026-09-30 21:29:26

#include<bits/stdc++.h>

using namespace std;

int main(){
    int n;
    cin >> n;
    vector<int> prime;

    for(int i = 2; i <= n; i++){
        bool pr = true;
        for(int j = 2; j <= sqrt(i);j++){
            if(i%j == 0 && i!=j){
                pr = false;
                break;
            }
        }
        if(pr) prime.push_back(i);
    }

    for(int x: prime) cout << x << endl;

    return 0;
}