oj.uz

답안 #389385

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
389385 2021-04-14T03:51:26 Z 8e7 Binary Subsequences (info1cup17_binary) C++14
0 / 100
 1 ms 204 KB 
//Challenge: Accepted
#include <iostream>
#include <algorithm>
#include <utility>
#include <vector>
#define ll long long
#define maxn 100005
#define ff first
#define ss second
#define io ios_base::sync_with_stdio(0);cin.tie(0);
#define pii pair<int, int>
using namespace std;
//#include <bits/extc++.h>
//using namespace __gnu_pbds;
//template<lcass T> using Tree = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
//find by order, order of key
int main() {
	io
	int t;
	cin >> t;
	while (t--) {
		int k;
		cin >> k;

		cout << ((k + 3) / 2 - 1) * 2 << "\n";
		cout << -1 << "\n";
	}
}

Subtask #1
0 / 43.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 204 KB Output isn't correct

Subtask #2
0 / 39.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -