oj.uz

Submission #673226

# Submission time Handle Problem Language Result Execution time Memory
673226 2022-12-20T00:38:02 Z ThegeekKnight16 Jelly Flavours (IOI20_jelly) C++17
0 / 100
 228 ms 311872 KB 
#include "jelly.h"
#include <bits/stdc++.h>
using namespace std;

const int MAXN = 2e3 + 10;
const int MAXM = 1e4 + 10;
const int INF = 0x3f3f3f3f;

int dp[MAXN][MAXM];
int dp2[MAXN][MAXM];
int n, a[MAXN], b[MAXN];
vector<pair<int, int> > buga;

void limpar(int n, int m)
{
    for(int i = 0; i < n; i++){
        for(int j = 0; j < m; j++){
          dp[i][j] = 0;
          dp2[i][j] = 0;
        }
    }
}

int find_maximum_unique(int x, int y, vector<int> _a, vector<int> _b) {
  n = _a.size();
  //if (rand() % 2) {
    // swap(x, y);
    // swap(_a, _b);
  // }

  for (int i = 0; i < n; i++)
    buga.emplace_back(_a[i], _b[i]);

  sort(buga.begin(), buga.end());

  for (int i = 1; i <= n; i++) {
    a[i] = buga[i - 1].first;
    b[i] = buga[i - 1].second;
  }

  for (int i = 1; i <= n; i++) {
    for (int j = 0; j <= x; j++) {
      dp[i][j] = dp[i - 1][j];

      if (j >= a[i])
        dp[i][j] = max(dp[i][j], dp[i - 1][j - a[i]] + 1);
    }
  }

  for(int i = n, j = x; i >= 1; i--)
  {
      if (j >= a[i] && dp[i][j] == dp[i-1][j - a[i]] + 1) {
        j -= a[i]; b[i] = INF;
      }
  }

  for (int i = 1; i <= n; i++) {
    for (int j = 0; j <= y; j++) {
      dp2[i][j] = dp2[i - 1][j];

      if (j >= b[i])
        dp2[i][j] = max(dp2[i][j], dp2[i - 1][j - b[i]] + 1);
    }
  }

  int resp = (dp[n][x] + dp2[n][y]);

  limpar(n, max(x, y));

  for (int i = 1; i <= n; i++) {
    for (int j = 0; j <= y; j++) {
      dp[i][j] = dp[i - 1][j];

      if (j >= b[i])
        dp[i][j] = max(dp[i][j], dp[i - 1][j - b[i]] + 1);
    }
  }

  for(int i = n, j = x; i >= 1; i--)
  {
      if (j >= a[i] && dp[i][j] == dp[i-1][j - b[i]] + 1) {
        j -= b[i]; a[i] = INF;
      }
  }

  for (int i = 1; i <= n; i++) {
    for (int j = 0; j <= x; j++) {
      dp2[i][j] = dp2[i - 1][j];

      if (j >= a[i])
        dp2[i][j] = max(dp2[i][j], dp2[i - 1][j - a[i]] + 1);
    }
  }

  return max(resp, dp2[n][x] + dp[n][y]);
}

Subtask #1
0 / 11.0

# Verdict Execution time Memory Grader output
1 Runtime error 3 ms 596 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #2
0 / 24.0

# Verdict Execution time Memory Grader output
1 Runtime error 3 ms 596 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Runtime error 95 ms 85288 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 218 ms 308136 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
0 / 14.0

# Verdict Execution time Memory Grader output
1 Runtime error 228 ms 311872 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #6
0 / 32.0

# Verdict Execution time Memory Grader output
1 Runtime error 3 ms 596 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -