oj.uz

Submission #756067

# Submission time Handle Problem Language Result Execution time Memory
756067 2023-06-11T03:07:08 Z yeyso Catfish Farm (IOI22_fish) C++17
9 / 100
 49 ms 15912 KB 
#include "fish.h"
#include <bits/stdc++.h>
using namespace std;
#include <vector>
/*
N - rows and columns
M - number of fish
X, Y - coordinates
W - weights

Y[i] = 0 means that we can only harvest up to 3 fish at a time
*/
long long max_weights(int N, int M, vector<int> X, vector<int> Y, vector<int> W) {
    /*long long subtask1 = 1;
    long long subtask2 = 1;
    long long subtask3 = 1;
    long long res = 0;
    for(long long i = 0; i < W.size(); i ++){
        if(X[i] % 2 == 0){
            res += W[i];
        } else {
            subtask1 = 0;
        }
        if(Y[i] > 1){
            subtask2 = 0;
        }
    }*/

    vector<vector<long long>> fish(M, vector<long long>());
    for(long long i = 0; i < M; i ++){
        fish[i] = {X[i], Y[i], W[i]};
    }
    vector<long long> p(N, 0);
    for(long long i = 0; i < M; i ++){
        p[X[i]] = W[i];
    }
    vector<vector<long long>> dp(N+1, vector<long long>(3, 0));
    dp[0][0] = 0;
    dp[0][1] = 0;
    dp[0][2] = p[0];
    for(long long i = 1; i < p.size(); i ++){
        dp[i][1] = dp[i-1][0]+p[i];
        dp[i][2] = max(dp[i-1][0], dp[i-1][1])+p[i];
        dp[i][0] = max(dp[i-1][0], max(dp[i-1][1], dp[i-1][2]));
    }
    /*for(long long i = 0; i < dp.size(); i ++){
        cout << dp[i][0] << " ";
    }*/
    return max(dp[N-1][1], dp[N-1][0]);
    
    //sort(fish.begin(), fish.end());
    
    
    
}
/*
g++ -std=gnu++17 -O2 -Wall -pipe -static -o fish grader.cpp fish.cpp
6 6
0 0 4
1 0 2
2 0 3
3 0 1
4 0 5
5 0 3

4 2 3 1 5 3
*/

Compilation message

fish.cpp: In function 'long long int max_weights(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
fish.cpp:41:28: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   41 |     for(long long i = 1; i < p.size(); i ++){
      |                          ~~^~~~~~~~~~

Subtask #1
0 / 3.0

# Verdict Execution time Memory Grader output
1 Incorrect 33 ms 12236 KB 1st lines differ - on the 1st token, expected: '40313272768926', found: '803213453'
2 Halted 0 ms 0 KB -

Subtask #2
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 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 7 ms 6540 KB Output is correct
2 Correct 6 ms 6444 KB Output is correct
3 Correct 25 ms 10068 KB Output is correct
4 Correct 19 ms 9936 KB Output is correct
5 Correct 49 ms 15912 KB Output is correct
6 Correct 36 ms 15252 KB Output is correct
7 Correct 39 ms 15912 KB Output is correct
8 Correct 45 ms 15912 KB Output is correct

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: '2'
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: '2'
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: '2'
2 Halted 0 ms 0 KB -

Subtask #7
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 6540 KB Output is correct
2 Correct 6 ms 6444 KB Output is correct
3 Correct 25 ms 10068 KB Output is correct
4 Correct 19 ms 9936 KB Output is correct
5 Correct 49 ms 15912 KB Output is correct
6 Correct 36 ms 15252 KB Output is correct
7 Correct 39 ms 15912 KB Output is correct
8 Correct 45 ms 15912 KB Output is correct
9 Incorrect 39 ms 15672 KB 1st lines differ - on the 1st token, expected: '99999', found: '66666'
10 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 33 ms 12236 KB 1st lines differ - on the 1st token, expected: '40313272768926', found: '803213453'
2 Halted 0 ms 0 KB -