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Submission #497345

# Submission time Handle Problem Language Result Execution time Memory
497345 2021-12-23T03:31:48 Z SirCovidThe19th Teams (CEOI11_tea) C++17
0 / 100
 2500 ms 97764 KB 
#include <bits/stdc++.h>
using namespace std; 

int main(){
    ios_base::sync_with_stdio(0); cin.tie(0); 
    int n; cin >> n; pair<int, int> A[n + 1]; 
    for (int i = 1; i <= n; i++) cin >> A[i].first, A[i].second = i;
    sort(A + 1, A + n + 1);

    auto maxTeams = [&](int mxsz, bool get){
        int dp[n + 1], sz[n + 1]; 
        memset(dp, -0x3f, sizeof(dp)); dp[0] = 0;

        for (int i = 1; i <= n; i++){
            int l = max(i - mxsz, 0), r = i - A[i].first;
            if (l <= r) dp[i] = dp[r] + 1, sz[i] = i - r;
        }
        if (get){
            cout<<dp[n]<<"\n";
            for (int pos = n; pos; pos -= sz[pos]){
                cout<<sz[pos]<<" ";
                for (int i = pos; i > pos - sz[pos]; i--) cout<<A[i].second<<" ";
                cout<<"\n";
            }
        }
        return dp[n];
    };
    int L = 1, H = n, mx = maxTeams(1e9, 0);
    while (L < H){
        int M = (L + H) / 2;
        (maxTeams(M, 0) == mx) ? H = M : L = M + 1;
    }
    maxTeams(H, 1);
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Execution timed out 2547 ms 77216 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2593 ms 92100 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2583 ms 86500 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2592 ms 88172 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2567 ms 84720 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2570 ms 90032 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2559 ms 90636 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2583 ms 97764 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2540 ms 92076 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2524 ms 97580 KB Time limit exceeded
2 Halted 0 ms 0 KB -