Submission

Score: 100

User: ZanTy

Problemset: จำนวนเฉพาะก่อนหน้า

Language: cpp

Time: 0.004 second

Submitted On: 2026-10-04 09:06:37

#include <bits/stdc++.h>
using namespace std;

int main(){
    long long n;
    long long arr[5];
    bool state;
    int cnt = 0;
    scanf("%lld",&n);
    for (long long i = n-1;i >= 2;i--){
        if (cnt == 5){
            break;
        }
        else {
            state = true;
            for (long long j = 2;j*j <= i;j++){
                if (i % j == 0){
                    state = false;
                    break;
                }
            }
            if (state){
                arr[cnt] = i;
                cnt++;
            }
        }
    }
    for (int i = 4;i >= 0;i--){
        printf("%lld ",arr[i]);
    }
}