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답안 #773203

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
773203 2023-07-04T16:34:40 Z NK_ Teams (CEOI11_tea) C++17
40 / 100
 589 ms 78684 KB 
// Success consists of going from failure to failure without loss of enthusiasm
#include <bits/stdc++.h>

using namespace std;

#define nl '\n'

template<class T> using V = vector<T>;

int main() {
	cin.tie(0)->sync_with_stdio(0);
	
	int N; cin >> N;
	V<int> A(N); for(auto& x : A) cin >> x;

	V<pair<int, int>> B; for(int i = 0; i < N; i++) B.push_back(make_pair(A[i], i));
	sort(rbegin(B), rend(B));

	V<V<int>> C;
	V<int> ex;
	for(int i = 0; i < N; i++) {
		int left = N - i;
		if (left < B[i].first) {
			ex.push_back(B[i].second);
		} else {
			int r = i + B[i].first;
			C.push_back({});
			for(int x = i; x < r; x++) C.back().push_back(B[x].second);
			i = r - 1;
		}
	}

	int lo = 0, hi = N;
	while(lo < hi) {
		int mid = (lo + hi) / 2;

		int have = 0, need = size(ex);
		for(auto v : C) have += mid - size(v);

		if (have >= need) hi = mid;
		else lo = mid + 1;
	}

	int mx = lo;

	cout << size(C) << nl;
	for(auto v : C) {
		while(size(ex) && int(size(v)) < mx) v.push_back(ex.back()), ex.pop_back();
		
		cout << size(v) << " ";
		for(auto x : v) cout << x + 1 << " ";
		cout << nl;
	}

    return 0;
}

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 244 KB Output is correct

Subtask #2
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Incorrect 1 ms 324 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 468 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 496 KB Output is correct
2 Correct 2 ms 588 KB Output is correct

Subtask #6
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 17 ms 2340 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 21 ms 2656 KB Output is correct
2 Correct 18 ms 2492 KB Output is correct
3 Correct 23 ms 2896 KB Output is correct

Subtask #8
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 169 ms 18088 KB Output is correct
2 Incorrect 162 ms 21704 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 224 ms 24216 KB Output is correct
2 Correct 589 ms 78684 KB Output is correct
3 Incorrect 237 ms 28640 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #10
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 259 ms 28184 KB Output is correct
2 Correct 162 ms 34816 KB Output is correct
3 Correct 211 ms 27616 KB Output is correct
4 Correct 248 ms 29488 KB Output is correct