Submission

Score: 90

User: limsan20122

Problemset: จำนวนเฉพาะก่อนหน้า

Language: cpp

Time: 1.097 second

Submitted On: 2025-10-04 14:07:40

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

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    unsigned long long int x=0;
    unsigned long long int y=0;
    vector<unsigned long long int>z;
    cin >> x;
    for(unsigned long long int i=(x-1);i>1;i--){
        for(unsigned long long int j=1;j<=i;j++){
            if(i%j==0) y++;
        }
        if(y==2) z.push_back(i);
        if(z.size()==5) break;
        y=0;
    }
    for(int i=4;i>=0;i--) cout << z[i] << " ";
    return 0;
}