Submission

Score: 60

User: Bestzu

Problemset: จับคู่เลขมงคล

Language: cpp

Time: 0.004 second

Submitted On: 2025-10-14 10:25:00

#include<bits/stdc++.h>
#define endl '\n'
using namespace std;

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

	int n; cin >> n;
	vector<int> a(n);
	for(int i = 0; i < n; i++) {
		cin >> a[i];
	}
	int target; cin >> target;
	sort(a.begin(), a.end());
   
	int l = 0, r = n-1;
	bool found = false;
	while(l < r) {
		if(a[l] + a[r] == target) {
			cout << a[r] << " " << a[l] << endl;
			l++; r--;
			found = true;
		}
		else if(a[l] + a[r] > target) {
			r--;
		}
		else {
			l++;	
		}
	}
   	if(!found) cout << "No";
    return 0;
}