oj.uz

Submission #886390

# Submission time Handle Problem Language Result Execution time Memory
886390 2023-12-12T03:05:06 Z NeroZein Carnival Tickets (IOI20_tickets) C++17
27 / 100
 389 ms 51332 KB 
#include "tickets.h"
#include <bits/stdc++.h>
using namespace std; 

long long find_maximum(int k, vector<vector<int>> x) {
  int n = x.size();
  int m = x[0].size();
  long long ret = 0; 
  priority_queue<pair<int, int>> pq;  
  for (int i = 0; i < n; ++i) {
    for (int j = m - 1; j >= m - k; --j) {
      ret += x[i][j]; 
    }
    pq.emplace(-x[i][0] - x[i][m - k], i);
  }
  int cnt = 0; 
  vector<int> t(n); 
  while (cnt < n * k / 2) {
    auto [val, ind] = pq.top();
    pq.pop();
    cnt++;
    ret += val;
    t[ind]++; 
    if (t[ind] < k) {
      pq.emplace(-x[ind][t[ind]] - x[ind][m - k + t[ind]], ind);       
    }
  }
  vector<int> c(n), c2(n); 
  for (int i = 0; i < n; ++i) {
    c2[i] = m - k + t[i];
  }
  vector<vector<int>> answer(n, vector<int> (m, -1));
  for (int round = 0; round < k; ++round) {
    vector<bool> sub(n); 
    for (int j = 0, taken = 0; j < n; ++j) {
      if (c[j] < t[j] && taken < n / 2) {
        answer[j][c[j]] = round; 
        c[j]++;
        taken++; 
      } else {
        answer[j][c2[j]] = round;
        c2[j]++; 
      }
    }
  }
  allocate_tickets(answer);
  return ret;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 860 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 2 ms 348 KB Output is correct
5 Correct 16 ms 2284 KB Output is correct
6 Correct 389 ms 51332 KB Output is correct

Subtask #3
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB There is no ticket of color 3 on day 0
2 Halted 0 ms 0 KB -

Subtask #4
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Runtime error 1 ms 348 KB Execution killed with signal 6
4 Halted 0 ms 0 KB -

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 2 ms 604 KB Output is correct
3 Incorrect 1 ms 604 KB There is no ticket of color 48 on day 0
4 Halted 0 ms 0 KB -

Subtask #6
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 2 ms 604 KB Output is correct
3 Incorrect 1 ms 604 KB There is no ticket of color 48 on day 0
4 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 860 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 2 ms 348 KB Output is correct
11 Correct 16 ms 2284 KB Output is correct
12 Correct 389 ms 51332 KB Output is correct
13 Incorrect 0 ms 344 KB There is no ticket of color 3 on day 0
14 Halted 0 ms 0 KB -