oj.uz

Submission #747819

# Submission time Handle Problem Language Result Execution time Memory
747819 2023-05-24T20:33:11 Z b00norp Catfish Farm (IOI22_fish) C++17
9 / 100
 152 ms 29756 KB 
#include "fish.h"
#include <bits/stdc++.h>
#include <vector>
using namespace std;

bool cmp(array<long long, 3> a, array<long long, 3> b)
{
    if(a[1] == b[1])
    {
        return a[0] > b[0];
    }
    return a[1] < b[1];
}

long long max_weights(int n, int m, vector<int> x, 
    vector<int> y, vector<int> w) 
{
    long long N = n, M = m;
    vector<long long> X, Y, W;
    for(long long i = 0; i < M; i++)
    {
        X.push_back(x[i]);
        Y.push_back(y[i]);
        W.push_back(w[i]);
    }
    if(N == 2)
    {
        vector<long long> ans(2, 0);
        for(long long i = 0; i < M; i++)
        {
            ans[X[i]] += W[i];
        }
        return max(ans[0], ans[1]);
    }
    vector<array<long long, 3> > fishes;
    for(long long i = 0; i < M; i++)
    {
        fishes.push_back({X[i], Y[i], W[i]});
    }
    sort(fishes.begin(), fishes.end(), cmp);
    long long ans = 0, cur_ans = 0;
    for(long long i = 0; i < fishes.size(); i++)
    {
        if(fishes[i][0] == 1)
        {
            cur_ans += fishes[i][2];
        }
    }
    ans = cur_ans;
    for(long long i = 0; i < fishes.size(); i++)
    {
        if(fishes[i][0] == 1)
        {
            cur_ans -= fishes[i][2];
        }
        else
        {
            cur_ans += fishes[i][2];
        }
        ans = max(ans, cur_ans);
    }
    return ans;
}

Compilation message

fish.cpp: In function 'long long int max_weights(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
fish.cpp:42:28: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::array<long long int, 3> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   42 |     for(long long i = 0; i < fishes.size(); i++)
      |                          ~~^~~~~~~~~~~~~~~
fish.cpp:50:28: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::array<long long int, 3> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |     for(long long i = 0; i < fishes.size(); i++)
      |                          ~~^~~~~~~~~~~~~~~

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 35 ms 7856 KB Output is correct
2 Correct 44 ms 8744 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 147 ms 29756 KB Output is correct
6 Correct 152 ms 29740 KB Output is correct

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 76 ms 15600 KB Output is correct
3 Correct 96 ms 20820 KB Output is correct
4 Correct 41 ms 9268 KB Output is correct
5 Correct 46 ms 10576 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 304 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 39 ms 9284 KB Output is correct
13 Correct 46 ms 10524 KB Output is correct
14 Correct 38 ms 9284 KB Output is correct
15 Correct 44 ms 9904 KB Output is correct
16 Correct 41 ms 9284 KB Output is correct
17 Correct 43 ms 9896 KB Output is correct

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Incorrect 23 ms 4764 KB 1st lines differ - on the 1st token, expected: '21261825233649', found: '26722445760742'
4 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: '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 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Incorrect 23 ms 4764 KB 1st lines differ - on the 1st token, expected: '21261825233649', found: '26722445760742'
4 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 35 ms 7856 KB Output is correct
2 Correct 44 ms 8744 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 147 ms 29756 KB Output is correct
6 Correct 152 ms 29740 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 76 ms 15600 KB Output is correct
9 Correct 96 ms 20820 KB Output is correct
10 Correct 41 ms 9268 KB Output is correct
11 Correct 46 ms 10576 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 304 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 39 ms 9284 KB Output is correct
19 Correct 46 ms 10524 KB Output is correct
20 Correct 38 ms 9284 KB Output is correct
21 Correct 44 ms 9904 KB Output is correct
22 Correct 41 ms 9284 KB Output is correct
23 Correct 43 ms 9896 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Incorrect 23 ms 4764 KB 1st lines differ - on the 1st token, expected: '21261825233649', found: '26722445760742'
27 Halted 0 ms 0 KB -