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Submission #1037488

# Submission time Handle Problem Language Result Execution time Memory
1037488 2024-07-29T00:39:07 Z HappyCapybara Catfish Farm (IOI22_fish) C++17
9 / 100
 87 ms 45364 KB 
#include "fish.h"
#include <bits/stdc++.h>
using namespace std;

#define ll long long

int n;
unordered_map<ll,ll> m, dp;

ll solve(int c, int p1, int p2){
  if (c == n) return 0;
  if (dp.find(c*100+(p1+1)*10+p2+1) != dp.end()) return dp[c*100+(p1+1)*10+p2+1];
  ll cur = 0, res = 0;
  for (int i=-1; i<1; ){
    //if (c == 4 && p1 == -1 && p2 == -1) cout << i << " " << cur << "\n";
    res = max(res, cur+solve(c+1, i, p1));
    i++;
    if (c > 0 && p1 < i && (c == 1 || p2 < i)) cur += m[(c-1)*9+i];
    if (c < n-1) cur += m[(c+1)*9+i];
    if (c > 0 && p1 >= i) cur -= m[c*9+i];
  }
  //cout << c << " " << p1 << " " << p2 << " " << res << "\n";
  return dp[c*100+(p1+1)*10+p2+1] = res;
}

ll max_weights(int N, int M, vector<int> X, vector<int> Y, vector<int> W){
  n = N;
  for (int i=0; i<M; i++) m[X[i]*9+Y[i]] = W[i];
  return solve(0, 0, 0);
}

Subtask #1
0 / 3.0

# Verdict Execution time Memory Grader output
1 Incorrect 78 ms 43060 KB 1st lines differ - on the 1st token, expected: '40313272768926', found: '3589340622644'
2 Halted 0 ms 0 KB -

Subtask #2
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB 1st lines differ - on the 1st token, expected: '2', found: '1'
2 Halted 0 ms 0 KB -

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 58 ms 40356 KB Output is correct
2 Correct 58 ms 40364 KB Output is correct
3 Correct 66 ms 40392 KB Output is correct
4 Correct 64 ms 41368 KB Output is correct
5 Correct 76 ms 43068 KB Output is correct
6 Correct 80 ms 43192 KB Output is correct
7 Correct 76 ms 43060 KB Output is correct
8 Correct 81 ms 43064 KB Output is correct

Subtask #4
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 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 348 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 348 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 58 ms 40356 KB Output is correct
2 Correct 58 ms 40364 KB Output is correct
3 Correct 66 ms 40392 KB Output is correct
4 Correct 64 ms 41368 KB Output is correct
5 Correct 76 ms 43068 KB Output is correct
6 Correct 80 ms 43192 KB Output is correct
7 Correct 76 ms 43060 KB Output is correct
8 Correct 81 ms 43064 KB Output is correct
9 Incorrect 87 ms 45364 KB 1st lines differ - on the 1st token, expected: '99999', found: '10000'
10 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 78 ms 43060 KB 1st lines differ - on the 1st token, expected: '40313272768926', found: '3589340622644'
2 Halted 0 ms 0 KB -