Submission

Score: 100

User: goine

Problemset: จำนวนเฉพาะ (2560)

Language: cpp

Time: 0.002 second

Submitted On: 2025-10-11 20:37:18

#include<bits/stdc++.h>

using namespace std;

int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(nullptr);

	int x;
	cin >> x;
	for (int i = 2; i < x; ++i) {
		bool y = true;
	
		for (int j = 2; j * j <= i; ++j) {
			if (i % j == 0) {
				y = false;
				break;
			};
		}

		if (y) {
			cout << i << '\n';
		}
	}

	return 0;	
}