Untitled

#include <iostream>
using namespace std;

int main()
{
	int n,c=0,f=0,v = 0;
	int mas[101];
	cin >> n;
	for (int i = 0; i < n; i++)
	{
		cin >> mas[i];
		
	}
	for (int i = 0; i < n; i++)
	{
		for (int j = 0; j < n-1; j++)
		{
			if (mas[j]>mas[j+1])
			{
				c = mas[j]; mas[j] = mas[j + 1]; mas[j + 1] = c;
			}
		}
	}
	for (int i = n / 2; i < n; i++)
	{
		f += mas[i];
	}
	for (int i = 0; i < n/2; i++)
	{
		v += mas[i];
	}
	if (v > f)
	{
		cout << v - f;
	}
	else cout << f - v;
}