Submission #475230

#	Time	Username	Problem	Language	Result	Execution time	Memory
475230		bigo	Table Tennis (info1cup20_tabletennis)	C++14	0 / 100	185 ms	7892 KiB

tabletennis

#include <iostream>
#include <vector>		
#include <cmath>
#include <set>
using namespace std;
#define pii pair<int, int>
vector<vector<int>>vec;
vector<bool>visit;
int main() {
	int n, k;
	cin >> n >> k;
	vector<int>vec(n+k);
	set<int>set1;
	for (int i = 0; i < n + k; i++) {
		cin >> vec[i];
		set1.insert(vec[i]);
	}
	long long sum1 = 0;
	for (int i = 1; i <= n + k; i++) {
		sum1 += vec[i - 1];
	}
	for (int i = 0; i < n + k; i++) {
		long long sum = sum1 - vec[i];
		set1.erase(set1.find(vec[i]));
		auto it = set1.begin();
		auto it1 = it;
		++it;
		int d = *it - *it1;
		int a1 = *it1;
		long long sum2 = (n / 2) * (2 * a1 + d * (n - 1));
		if (sum2 == sum) {
			for (it1; it1 != set1.end(); ++it1) {
				cout << *it1 << " ";
			}
			break;
		}
		else {
			set1.insert(vec[i]);
		}
	}
}

Compilation message (stderr)

tabletennis.cpp: In function 'int main()':
tabletennis.cpp:32:9: warning: statement has no effect [-Wunused-value]
   32 |    for (it1; it1 != set1.end(); ++it1) {
      |         ^~~

• Subtask 1: 0 / 11
• Subtask 2: 0 / 9
• Subtask 3: 0 / 14
• Subtask 4: 0 / 15
• Subtask 5: 0 / 9
• Subtask 6: 0 / 14
• Subtask 7: 0 / 15
• Subtask 8: 0 / 13