Submission #1145304

#	Time	Username	Problem	Language	Result	Execution time	Memory
1145304		Muhammet	Table Tennis (info1cup20_tabletennis)	C++20	100 / 100	256 ms	3948 KiB

tabletennis

#include "bits/stdc++.h"

using namespace std;

#define ll long long

int n, k;

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

	cin >> n >> k;
	vector <int> a(n+k+1);
	for(int i = 1; i <= n+k; i++){
		cin >> a[i];
	}
	for(int i1 = 1; i1 <= k+1; i1++){
		for(int j1 = n+k; j1 >= n-1; j1--){
			if(i1 == j1) continue;
			int s = a[i1] + a[j1];
			int l = 1, r = n+k, cnt = 0;
			vector <int> v;
			while(l < r){
				if(a[l] + a[r] < s){
					l++;
					cnt++;
				}
				else if(a[l] + a[r] > s){
					r--;
					cnt++;
				}
				else {
					v.push_back(a[l++]);
					v.push_back(a[r--]);
				}
				if(cnt > k) break;
			}
			if((int)v.size() == n){
				sort(v.begin(), v.end());
				for(auto i : v){
					cout << i << ' ';
				}
				return 0;
			}
		}
	}
}

• Subtask 1: 11 / 11
• Subtask 2: 9 / 9
• Subtask 3: 14 / 14
• Subtask 4: 15 / 15
• Subtask 5: 9 / 9
• Subtask 6: 14 / 14
• Subtask 7: 15 / 15
• Subtask 8: 13 / 13