Submission

Score: 80

User: maxprogoji

Problemset: จำนวนเฉพาะ (2560)

Language: cpp

Time: 0.003 second

Submitted On: 2025-10-05 00:19:17

#include <iostream>
#include <vector>
int main(){
    int n;
    std::cin >> n;
    std::vector<int> t;
    t.reserve(n/2);
    for(int i = 2; i <= n; i++){
        int c = 0;
        for(int j = 2; j <= i; j++){
            i % j == 0 ? c++ : c+=0;
        }
        if(c == 1){
            t.push_back(i);
        }
    }
    for(int e : t){
        std::cout << e << "\n";
    }
}