Submission

Score: 20

User: PROb221

Problemset: จับคู่เลขมงคล

Language: cpp

Time: 0.003 second

Submitted On: 2025-10-09 23:34:23

//c1_su63_luckypair
#include <iostream>
using namespace std;
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(NULL);
  bool pass=true;
  int n,i,lucky_number,reserve[31]={};
  cin >> n;
  for(i=0;i<n;i++) {
    cin >> lucky_number;
    reserve[lucky_number]++;
  }
  cin >> lucky_number;
  for(i=1;i<(lucky_number+1)/2;i++) {
    if(reserve[i]==1&&reserve[lucky_number-i]==1) {
      cout << i << " " << lucky_number-i << "\n";pass=false;
    }
  }
  if(pass==true) {
    cout << "No";
  }
  return 0;
}