oj.uz

답안 #659588

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
659588 2022-11-18T17:15:25 Z peijar 메기 농장 (IOI22_fish) C++17
14 / 100
 1000 ms 7652 KB 
#include "fish.h"
#include <bits/stdc++.h>
#define int long long
using namespace std;

const int MAXN = 301;
const int INF = 1e18;

int dp[MAXN][MAXN][2];

int max_weights(signed N, signed M, vector<signed> X, vector<signed> Y,
                vector<signed> W) {

  if (N > MAXN)
    return 0;
  vector<vector<pair<int, int>>> onCol(N);
  vector<vector<int>> prefSum(N);
  for (int i = 0; i < M; ++i)
    onCol[X[i]].emplace_back(Y[i], W[i]);
  for (int i = 0; i < N; ++i) {
    sort(onCol[i].begin(), onCol[i].end());
    prefSum[i].resize(onCol[i].size() + 1);
    for (int j = 0; j < (int)onCol[i].size(); ++j)
      prefSum[i][j + 1] = prefSum[i][j] + onCol[i][j].second;
  }
  int sol = 0;
  for (int i = 1; i < N; ++i)
    for (int h = 0; h <= N; ++h) {
      // 1
      for (int oldH = h + 1; oldH <= N; ++oldH) {
        int lo =
            upper_bound(onCol[i].begin(), onCol[i].end(), pair(h - 1, INF)) -
            onCol[i].begin();
        int up =
            upper_bound(onCol[i].begin(), onCol[i].end(), pair(oldH - 1, INF)) -
            onCol[i].begin();
        dp[i][h][1] =
            max(dp[i][h][1], prefSum[i][up] - prefSum[i][lo] +
                                 max(dp[i - 1][oldH][0], dp[i - 1][oldH][1]));
      }
      // 0
      for (int oldH = 0; oldH <= N; ++oldH) {
        if (oldH >= h)
          dp[i][h][0] =
              max(dp[i][h][0], max(dp[i - 1][oldH][0], dp[i - 1][oldH][1]));
        else {
          int lo = upper_bound(onCol[i - 1].begin(), onCol[i - 1].end(),
                               pair(oldH - 1, INF)) -
                   onCol[i - 1].begin();
          int up = upper_bound(onCol[i - 1].begin(), onCol[i - 1].end(),
                               pair(h - 1, INF)) -
                   onCol[i - 1].begin();
          dp[i][h][0] =
              max(dp[i][h][0],
                  dp[i - 1][oldH][0] + prefSum[i - 1][up] - prefSum[i - 1][lo]);
        }
      }
      sol = max({sol, dp[i][h][0], dp[i][h][1]});
    }
  return sol;
}

Subtask #1
0 / 3.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 22 ms 2132 KB 1st lines differ - on the 1st token, expected: '40313272768926', found: '0'
2 Halted 0 ms 0 KB -

Subtask #2
0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Incorrect 56 ms 6928 KB 1st lines differ - on the 1st token, expected: '40604614618209', found: '0'
3 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 212 KB 1st lines differ - on the 1st token, expected: '10082010', found: '0'
2 Halted 0 ms 0 KB -

Subtask #4
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 308 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 308 KB Output is correct
9 Correct 46 ms 972 KB Output is correct
10 Correct 433 ms 1912 KB Output is correct
11 Correct 46 ms 1016 KB Output is correct
12 Correct 355 ms 1776 KB Output is correct
13 Correct 5 ms 596 KB Output is correct
14 Correct 316 ms 1820 KB Output is correct

Subtask #5
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 308 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 308 KB Output is correct
9 Correct 46 ms 972 KB Output is correct
10 Correct 433 ms 1912 KB Output is correct
11 Correct 46 ms 1016 KB Output is correct
12 Correct 355 ms 1776 KB Output is correct
13 Correct 5 ms 596 KB Output is correct
14 Correct 316 ms 1820 KB Output is correct
15 Correct 234 ms 1720 KB Output is correct
16 Correct 13 ms 816 KB Output is correct
17 Correct 980 ms 4816 KB Output is correct
18 Correct 876 ms 5288 KB Output is correct
19 Correct 868 ms 5256 KB Output is correct
20 Correct 858 ms 5132 KB Output is correct
21 Correct 933 ms 5088 KB Output is correct
22 Execution timed out 1068 ms 7652 KB Time limit exceeded
23 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 308 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 308 KB Output is correct
9 Correct 46 ms 972 KB Output is correct
10 Correct 433 ms 1912 KB Output is correct
11 Correct 46 ms 1016 KB Output is correct
12 Correct 355 ms 1776 KB Output is correct
13 Correct 5 ms 596 KB Output is correct
14 Correct 316 ms 1820 KB Output is correct
15 Correct 234 ms 1720 KB Output is correct
16 Correct 13 ms 816 KB Output is correct
17 Correct 980 ms 4816 KB Output is correct
18 Correct 876 ms 5288 KB Output is correct
19 Correct 868 ms 5256 KB Output is correct
20 Correct 858 ms 5132 KB Output is correct
21 Correct 933 ms 5088 KB Output is correct
22 Execution timed out 1068 ms 7652 KB Time limit exceeded
23 Halted 0 ms 0 KB -

Subtask #7
0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 212 KB 1st lines differ - on the 1st token, expected: '10082010', found: '0'
2 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 22 ms 2132 KB 1st lines differ - on the 1st token, expected: '40313272768926', found: '0'
2 Halted 0 ms 0 KB -