Submission

Score: 80

User: saganegadih

Problemset: จำนวนเฉพาะ (2560)

Language: cpp

Time: 0.003 second

Submitted On: 2026-05-31 20:27:06

#include <bits/stdc++.h>
using namespace std;
int main(){
    int n;
    cin>>n;
    int prime[n];
    for(int i=0;i<n;i++){
        prime[i] = 0;
    }
    int d = 0;
    int k = 0;
    for(int i=1;i<=n;i++){
        for(int j=1;j<=i;j++){
            if(i%j==0){
                d++;
            }
        }
        if(d==2){
            prime[k] = i;
            k++;
        }
        d = 0;
    }
    for(int i=0;i<n;i++){
        if(prime[i] != 0){
            cout<<prime[i]<<endl;
        }
    }

    
    
}