oj.uz

Submission #672661

# Submission time Handle Problem Language Result Execution time Memory
672661 2022-12-17T10:45:22 Z haxorman Teams (CEOI11_tea) C++14
0 / 100
 251 ms 20876 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);
    
    vector<vector<int>> ans = {{}};
    for (int i = 0; i < n; ++i) {
        ans.back().push_back(arr[i].second);
        if (ans.back().size() == arr[i].first) {
            ans.push_back({});
        }
    }
    
    /*
    for (auto vec : ans) {
        for (auto x : vec) {
            cout << x << ' ';
        }
        cout << "\n";
    }
    */

    if (!ans.back().size()) {
        ans.pop_back();
    }
    else if (ans.back().size() < arr[n - 1].first) {
        for (auto& vec : ans) {
            if (vec.size() + ans.back().size()) {
                for (auto x : ans.back()) {
                    vec.push_back(x);
                }
                break;
            }
        }
        ans.pop_back();
    }

    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:23:31: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   23 |         if (ans.back().size() == arr[i].first) {
      |             ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
tea.cpp:40:32: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   40 |     else if (ans.back().size() < arr[n - 1].first) {
      |              ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Incorrect 0 ms 212 KB Output isn't correct
3 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 Incorrect 2 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 18 ms 1868 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 2156 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 177 ms 14824 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 239 ms 19284 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 251 ms 20876 KB Output isn't correct
2 Halted 0 ms 0 KB -