Apple Division

input/code.cpp: In function 'long long int check_difference(std::vector<long long int>, long long int)':
input/code.cpp:9:17: 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]
    9 |     while(index < apples.size())
      |           ~~~~~~^~~~~~~~~~~~~~~

#include <bits/stdc++.h>

using namespace std;

long long int check_difference(vector<long long int> apples, long long int sum)
{
    long long int index = 0;
    long long int othervalue = 0;
    while(index < apples.size())
    {
        if(abs(sum - othervalue) > abs((sum-apples[index]) - (othervalue + apples[index])))
        {
            sum-=apples[index];
            othervalue+=apples[index];
        }
        else
        {
            break;
        }
    }
    return abs(sum-othervalue);

}
int main()
{
    cin.tie(0)->sync_with_stdio(0);
    int n = 0;
    cin >> n;
    vector<long long int> apples;
    long long int temp = 0;
    long long int sum = 0;
    for(int i = 0; i < n; i++)
    {
        cin >> temp;
        sum+=temp;
        apples.push_back(temp);
    }

    
    long long int min = check_difference(apples,sum), tempmin = INT64_MAX;
    while(next_permutation(apples.begin(),apples.end()))
    {
        tempmin = check_difference(apples,sum);
        if(tempmin < min) min = tempmin;
    }
    cout << min;
}

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: WRONG ANSWER

Test 7

Verdict: TIME LIMIT EXCEEDED

Test 8

Verdict: TIME LIMIT EXCEEDED

Test 9

Verdict: TIME LIMIT EXCEEDED

Test 10

Verdict: TIME LIMIT EXCEEDED

Test 11

Verdict: TIME LIMIT EXCEEDED

Test 12

Verdict: TIME LIMIT EXCEEDED

Test 13

Verdict: ACCEPTED

Test 14

Verdict: ACCEPTED

Test 15

Verdict: ACCEPTED

Test 16

Verdict: ACCEPTED

Test 17

Verdict: TIME LIMIT EXCEEDED

Test 18

Verdict: ACCEPTED