Submission

Score: 80

User: picture

Problemset: จำนวนเฉพาะ (2560)

Language: cpp

Time: 0.004 second

Submitted On: 2026-10-04 22:44:53

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

signed main(){
    int n,i,j;
    bool p; 
    cin>>n;
    
    for(i=2;i<=n;i++ ){
        p = true;
        
        for(j=2;j*j<=i;j++){
            
            if(i%j ==0){
                p = false;
                break;
                
            }
        
            
            
        }
        
        if(p){
          std::cout << i << std::endl;
        }
    }
    
    
}