Apple Division

input/code.cpp: In function 'int main()':
input/code.cpp:21:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |     while(index < apples.size())
      |           ~~~~~~^~~~~~~~~~~~~~~

#include <bits/stdc++.h>

using namespace std;

int main()
{
    cin.tie(0)->sync_with_stdio(0);
    int n = 0;
    cin >> n;
    vector<long long int> apples;
    long long int leftbag = 0, rightbag = 0;
    int temp = 0;
    for(int i = 0; i < n; i++)
    {
        cin >> temp;
        apples.push_back(temp);
    }
    sort(apples.rbegin(),apples.rend());

    int index = 0;
    while(index < apples.size())
    {
        if(abs(leftbag+apples[index] - rightbag) < abs(leftbag - (rightbag+apples[index])))
        {
            leftbag+=apples[index];
        }
        else rightbag+=apples[index];
        index++;
    }
    cout << abs(leftbag - rightbag);
}

Test 1

Verdict: WRONG ANSWER

Test 2

Verdict: WRONG ANSWER

Test 3

Verdict: WRONG ANSWER

Test 4

Verdict: WRONG ANSWER

Test 5

Verdict: WRONG ANSWER

Test 6

Verdict: ACCEPTED

Test 7

Verdict: WRONG ANSWER

Test 8

Verdict: WRONG ANSWER

Test 9

Verdict: WRONG ANSWER

Test 10

Verdict: WRONG ANSWER

Test 11

Verdict: WRONG ANSWER

Test 12

Verdict: WRONG ANSWER

Test 13

Verdict: ACCEPTED

Test 14

Verdict: ACCEPTED

Test 15

Verdict: ACCEPTED

Test 16

Verdict: ACCEPTED

Test 17

Verdict: WRONG ANSWER

Test 18

Verdict: ACCEPTED