Box stack I

input/code.cpp: In function 'int main()':
input/code.cpp:36:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::tuple<int, int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   36 |     for (int i = 0; i < boxes.size(); i++)
      |                     ~~^~~~~~~~~~~~~~
input/code.cpp:52:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   52 |     for (int i = 0; i < maxHeights.size(); i++)
      |                     ~~^~~~~~~~~~~~~~~~~~~

// Online C++ compiler to run C++ program online
#include <iostream>
#include <vector>
#include <tuple>
#include <algorithm>

using namespace std;

bool comp(tuple<int, int, int>& t1, tuple<int, int, int>& t2) { 
    if (get<1>(t1) == get<1>(t2))
        return get<0>(t1) > get<0>(t2);
    return get<1>(t1) < get<1>(t2); 
}

int main() {
    int n;
    cin >> n;
    
    // weight, hold, height
    vector<tuple<int, int, int>> boxes(n);
    
    for (int i = 0; i < n; i++)
    {
        int w, k, h;
        cin >> w >> k >> h;
        boxes[i] = make_tuple(w, k, h);
    }
    
    sort(boxes.begin(), boxes.end(), comp);
    
    
    // Array of maxHeights based on kg
    vector<int> maxHeights = vector<int>(4001, 0);
    
    // maxHeights[i] means the biggest stack that has that weight
    for (int i = 0; i < boxes.size(); i++)
    {
        /*cout << i << ": ";
        for (int i = 0; i < maxHeights.size(); i++)
            cout << maxHeights[i] << " ";
        cout << endl;
        //*/
        
        for (int w = get<1>(boxes[i]); w >= 0; w--)
        {
            maxHeights[w + get<0>(boxes[i])] = max(w + get<0>(boxes[i]),
                maxHeights[w] + get<2>(boxes[i]));
        }
    }
    
    int maxVal = 0;
    for (int i = 0; i < maxHeights.size(); i++)
        maxVal = max(maxVal, maxHeights[i]);
    cout << maxVal;
    
    return 0;
}

Test 1

Verdict: WRONG ANSWER

Test 2

Verdict: WRONG ANSWER

Test 3

Verdict: WRONG ANSWER

Test 4

Verdict: WRONG ANSWER

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED

Test 9

Verdict: WRONG ANSWER

Test 10

Verdict: ACCEPTED

Test 11

Verdict: WRONG ANSWER

Test 12

Verdict: ACCEPTED

Test 13

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Test 14

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Test 15

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Test 16

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Test 17

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Test 18

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Test 19

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Test 20

Verdict: ACCEPTED

Test 21

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Test 22

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Test 23

Verdict: ACCEPTED

Test 24

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Test 25

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Test 26

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Test 27

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Test 28

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Test 29

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Test 30

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Test 31

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Test 32

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Test 33

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Test 35

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Test 36

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Test 38

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Test 39

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Test 40

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Test 41

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Test 42

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Test 43

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Test 44

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Test 45

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Test 46

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Test 47

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Test 48

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Test 49

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Test 50

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Test 51

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Test 52

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Test 53

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Test 54

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Test 55

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Test 56

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Test 57

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Test 58

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Test 59

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Test 60

Verdict: WRONG ANSWER