Submission

Score: 100

User: PureIsSoFuckingCute

Problemset: จำนวนเฉพาะ (2560)

Language: cpp

Time: 0.003 second

Submitted On: 2026-10-03 23:59:56

#include <iostream>
#include <vector>
using namespace std;

bool isPrime(int num) {
	if (num < 2) return false;

	for (int i=2;i*i<=num;i++) {
		if (num % i == 0) return false;
	}
	return true;
}

int main() {
	int num;cin >> num;
	
	for (int i=0;i<num;i++) {
		if (isPrime(i)) {
			cout << i << "\n";
		} 
	}
}