oj.uz

Submission #652423

# Submission time Handle Problem Language Result Execution time Memory
652423 2022-10-22T14:37:05 Z Blagoj Catfish Farm (IOI22_fish) C++17
3 / 100
 91 ms 8696 KB 
#include "fish.h"
#include <bits/stdc++.h>

using namespace std;

long long max_weights(int N, int M, std::vector<int> X, std::vector<int> Y, std::vector<int> W) {
  
  bool Even = true, Less = true;
  long long sum1 = 0, sum2 = 0;
  for (auto x : X)
  {
    if (x % 2 != 0)
    {
      Even = false;
    }
    if (x > 1)
    {
      Less = false;
    }
  } 
  if (Even)
  {
    long long sum = 0;
    for (auto x : W)
    {
      sum += x;
    }
    return sum;
  }
  if (Less)
  {
    long long m[N + 3][3];
    memset(m, 0, sizeof(m));
    for (int i = 0; i < M; i++)
    {
      m[Y[i]][X[i]] = W[i];
    }
    for (int i = 1; i < N; i++)
    {
      m[i][0] += m[i - 1][0];
      m[i][1] += m[i - 1][1];
    }
    long long ans = 0;
    for (int i = 0; i < N; i++)
    {
      ans = max(ans, m[i][0] + m[N - i][1]);
    }
    return ans;
  }
  long long dp[N + 3], p[N + 3];
  memset(dp, 0, sizeof(dp));
  memset(p, 0, sizeof(p));
  for (int i = 0; i < M; i++)
  {
    p[X[i]] = W[i];
  }
  dp[0] = 0;
  dp[1] = max(p[0], p[1]);
  for (int i = 2; i < M; i++)
  {
    dp[i] = max(dp[i - 2] + p[i], dp[i - 1]);
  }
  return dp[M - 1];
}

Compilation message

fish.cpp: In function 'long long int max_weights(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
fish.cpp:9:13: warning: unused variable 'sum1' [-Wunused-variable]
    9 |   long long sum1 = 0, sum2 = 0;
      |             ^~~~
fish.cpp:9:23: warning: unused variable 'sum2' [-Wunused-variable]
    9 |   long long sum1 = 0, sum2 = 0;
      |                       ^~~~

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 2132 KB Output is correct
2 Correct 28 ms 2624 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 90 ms 7264 KB Output is correct
6 Correct 91 ms 7276 KB Output is correct

Subtask #2
0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Incorrect 52 ms 8696 KB 1st lines differ - on the 1st token, expected: '40604614618209', found: '40548887115777'
3 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Incorrect 1 ms 1748 KB 1st lines differ - on the 1st token, expected: '882019', found: '0'
3 Halted 0 ms 0 KB -

Subtask #4
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB 1st lines differ - on the 1st token, expected: '3', found: '1'
2 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB 1st lines differ - on the 1st token, expected: '3', found: '1'
2 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB 1st lines differ - on the 1st token, expected: '3', found: '1'
2 Halted 0 ms 0 KB -

Subtask #7
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Incorrect 1 ms 1748 KB 1st lines differ - on the 1st token, expected: '882019', found: '0'
3 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 2132 KB Output is correct
2 Correct 28 ms 2624 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 90 ms 7264 KB Output is correct
6 Correct 91 ms 7276 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Incorrect 52 ms 8696 KB 1st lines differ - on the 1st token, expected: '40604614618209', found: '40548887115777'
9 Halted 0 ms 0 KB -