oj.uz

Submission #1107921

# Submission time Handle Problem Language Result Execution time Memory
1107921 2024-11-02T11:28:47 Z stdfloat Gift (IZhO18_nicegift) C++17
0 / 100
 12 ms 8272 KB 
#include <bits/stdc++.h>
using namespace std;

using ll = long long;

#define sz(v)	(int)(v).size()
#define all(v)	(v).begin(), (v).end()

#define ff	first
#define ss	second
#define pii	pair<int, int>

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

	int n, k;
	cin >> n >> k;

	ll sm = 0;
	pair<int, int> p[n];
	for (int i = 0; i < n; i++) {
		cin >> p[i].ff; p[i].ss = i;
	
		sm += p[i].ff;
	}


	if (sm % k) return cout << -1, 0;

	cout << sm / k << '\n';
	while (p[n - 1].ff) {
		sort(p, p + n);

		cout << "1 ";
		for (int i = n - 1; i >= n - k; i--) {
			p[i].ff--;
			cout << p[i].ss + 1 << ' ';
		}
		cout << '\n';
	}
}

Subtask #1
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 336 KB Unexpected end of file - int64 expected
2 Halted 0 ms 0 KB -

Subtask #2
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 336 KB Unexpected end of file - int64 expected
2 Halted 0 ms 0 KB -

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 336 KB Unexpected end of file - int64 expected
2 Halted 0 ms 0 KB -

Subtask #4
0 / 19.0

# Verdict Execution time Memory Grader output
1 Incorrect 12 ms 8272 KB Jury has the answer but participant has not
2 Halted 0 ms 0 KB -

Subtask #5
0 / 51.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 336 KB Unexpected end of file - int64 expected
2 Halted 0 ms 0 KB -