제출 #525448

#제출 시각아이디문제언어결과실행 시간메모리
525448scwadrTable Tennis (info1cup20_tabletennis)C++17
0 / 100
27 ms1912 KiB
#include <bits/stdc++.h>

using namespace std;

int a[300000], ans[300000], anssize, n, k;

bool check(int sum)
{
	anssize = 0;
	int p = 0, l = 0, r = n + k - 1;
	while (l < r)
	{
		if (a[l] + a[r] > sum) p++, r--;
		else if (a[l] + a[r] < sum) p++, l++;
		else
		{
			if (anssize < n)
				ans[anssize] = a[l], ans[anssize+1] = a[r];
			anssize++;
			l++, r--;
		}
		if (p > k) return false;
	}
	sort(ans, ans + anssize);
	l = 0, r = anssize - 1;
	while (l <= r)
	{
		cout << ans[l++] << ' ';
	}
	return true;
}

int main() 
{
	ios::sync_with_stdio(0);
	cin.tie(0);
	cin >> n >> k;
	for (int i = 0; i < n + k; i++)
	{
		cin >> a[i];
	}
	sort(a, a + n + k);
	bool ok = false;
	for (int i = 0; i <= k && !ok; i++)
	{
		for (int j = max(i + 1, n - 1); j < n + k && !ok; j++)
		{
			if (check(a[i] + a[j]))	ok = true;
		}
	}

	return 0;
}
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