Submission

Score: 80

User: FIrmTInn

Problemset: จำนวนเฉพาะ (2560)

Language: cpp

Time: 0.002 second

Submitted On: 2025-10-13 17:45:29

#include<iostream>
#include<cmath>
using namespace std;
int main(){
    int n;
    cin >> n;
    for(int i=2;i<=n;i++){
        bool prime = true;
        for(int j=2;j<=sqrt(i);j++){
            if(i % j == 0){
                prime = false;
                break;
            }
        }
        if(prime){
            cout << i << "\n";
        }
    }


    return 0;
}