oj.uz

Submission #654757

# Submission time Handle Problem Language Result Execution time Memory
654757 2022-11-01T13:58:18 Z t6twotwo Catfish Farm (IOI22_fish) C++17
0 / 100
 1000 ms 2097152 KB 
#include "fish.h"
#include <bits/stdc++.h>
using namespace std;
const long long inf = -(1LL << 60);
long long max_weights(int n, int m, vector<int> x, vector<int> y, vector<int> w) {
  vector p(n, vector<int>(n + 1));
  for (int i = 0; i < m; i++) {
    p[x[i]][y[i] + 1] = w[i];
  }
  vector s(n, vector<long long>(n + 2));
  for (int i = 0; i < n; i++) {
    for (int j = 0; j <= n; j++) {
      s[i][j + 1] = s[i][j] + p[i][j];
    }
  }
  vector dp(n + 1, array<long long, 2>{inf, inf});
  dp[0] = {0, 0};
  for (int i = 0; i < n; i++) {
    auto pd = dp;
    dp = vector(n + 1, array<long long, 2>{inf, inf});
    for (int j = 0; j <= n; j++) {
      dp[0][0] = max(dp[0][0], max(pd[j][0], pd[j][1]));
      dp[0][1] = max(dp[0][1], max(pd[j][0], pd[j][1]));
    }
    for (int j = 1; j <= n; j++) {
      for (int k = 0; k <= j; k++) {
        dp[j][0] = max(dp[j][0], pd[k][0] + (i == 0 ? 0 : s[i - 1][j + 1] - s[i - 1][k + 1]));
      }
      for (int k = j; k <= n; k++) {
        dp[j][1] = max(dp[j][1], max(pd[k][0], pd[k][1]) + s[i][k + 1] - s[i][j + 1]);
      }
    }
  }
  long long ans = inf;
  for (int i = 0; i <= n; i++) {
    ans = max(ans, max(dp[i][0], dp[i][1]));
  }
  return ans;
}

Subtask #1
0 / 3.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1192 ms 1902684 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #2
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Runtime error 973 ms 2097152 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Runtime error 871 ms 2097152 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #4
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 216 KB Output is correct
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 312 KB Output is correct
5 Incorrect 0 ms 312 KB 1st lines differ - on the 1st token, expected: '8866', found: '7755'
6 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 216 KB Output is correct
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 312 KB Output is correct
5 Incorrect 0 ms 312 KB 1st lines differ - on the 1st token, expected: '8866', found: '7755'
6 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 216 KB Output is correct
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 312 KB Output is correct
5 Incorrect 0 ms 312 KB 1st lines differ - on the 1st token, expected: '8866', found: '7755'
6 Halted 0 ms 0 KB -

Subtask #7
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 871 ms 2097152 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1192 ms 1902684 KB Time limit exceeded
2 Halted 0 ms 0 KB -