Submission

Score: 100

User: HawThorns

Problemset: จำนวนเฉพาะ (2560)

Language: cpp

Time: 0.004 second

Submitted On: 2026-10-07 22:04:17

#include <iostream>
#include <string>
#include <cmath>
using namespace std;

int main(){
       int input;
       cin >> input;
       for(int i = 1; i< input;i++){
              bool is_prime = true;
              for(int j = 2;j*j <= i; j++){
                     if(i % j == 0 || i == 1){
                            is_prime = false;
                     }
              }
              if(is_prime && i != 1){
                     cout << i << endl;
              }
       }
       return 0;
}