oj.uz

Submission #672666

# Submission time Handle Problem Language Result Execution time Memory
672666 2022-12-17T11:10:57 Z haxorman Teams (CEOI11_tea) C++14
0 / 100
 266 ms 21060 KB 
#include <bits/stdc++.h>
using namespace std;
 
const int mxN = 1e6 + 7;

pair<int,int> arr[mxN];

int32_t main() {
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	
    int n;
    cin >> n;

    for (int i = 0; i < n; ++i) {
        cin >> arr[i].first;
        arr[i].second = i + 1;
    }
    sort(arr, arr + n, greater<pair<int,int>>());
    
    vector<vector<int>> ans;
    for (int i = 0; i < n;) {
        if (arr[i].first > n - i) {
            if (!ans.size()) {
                cout << "0\n";
                exit(0);
            }
            ans.back().push_back(arr[i].second);
            ++i;
        }
        else {
            ans.push_back({arr[i].second});
            int tmp = i + 1;
            while (ans.back().size() < arr[i].first) {
                ans.back().push_back(arr[tmp++].second);
            }
            i = tmp;
        }
    }
    
    cout << ans.size() << "\n";
    for (auto vec : ans) {
        cout << vec.size() << ' ';
        for (auto x : vec) {
            cout << x << ' ';
        }
        cout << "\n";
    }
}

Compilation message

tea.cpp: In function 'int32_t main()':
tea.cpp:33:38: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   33 |             while (ans.back().size() < arr[i].first) {
      |                    ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Incorrect 0 ms 212 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 340 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 340 KB Output is correct
2 Incorrect 2 ms 340 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 21 ms 1848 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 20 ms 2088 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 191 ms 14828 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 261 ms 19340 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 266 ms 21060 KB Output isn't correct
2 Halted 0 ms 0 KB -