#include "gap.h"
#include <bits/stdc++.h>

using namespace std;

long long findGap(int T, int n) {
	vector<long long> a(n + 1);
	long long mn[2], mx[2];
	int i;
	for(i = 1; i + 2 <= n; i += 3) {
		MinMax(i, i + 1, mn[0], mx[0]);
		if(mn[0] == mx[0]) {
			a[i] = a[i + 1] = mn[0];
			i --; continue;
		} else {
			MinMax(i + 1, i + 2, mn[1], mx[1]);
			if(mn[1] == mx[1]) {
				a[i + 1] = a[i + 2] = mn[1];
				a[i] = mn[0] + mx[0] - mn[1];
			} else {
				if(mn[0] == mn[1] || mn[0] == mx[1]) {
					a[i + 1] = mn[0];
				} else a[i + 1] = mx[0];
				a[i] = mn[0] + mx[0] - a[i + 1];
				a[i + 2] = mn[1] + mx[1] - a[i + 1];
			}
		}
	}
	if(i + 1 == n) {
		MinMax(i, i, mn[0], mx[0]);
		a[i] = mn[0];
		MinMax(i + 1, i + 1, mn[0], mx[0]);
		a[i + 1] = mn[0];
	} else if(i == n) {
		MinMax(i, i, mn[0], mx[0]);
		a[i] = mn[0];
	}
	long long r = a[2] - a[1];
	for(int i = 3; i <= n; i ++)
		r = max(r, a[i] - a[i - 1]);
	return r;
}

answer.code: In function ‘long long int findGap(int, int)’:
answer.code:11:38: error: invalid conversion from ‘long long int’ to ‘long long int*’ [-fpermissive]
   11 |                 MinMax(i, i + 1, mn[0], mx[0]);
      |                                  ~~~~^
      |                                      |
      |                                      long long int
In file included from answer.code:1:
gap.h:2:35: note:   initializing argument 3 of ‘void MinMax(long long int, long long int, long long int*, long long int*)’
    2 | void MinMax(long long, long long, long long*, long long*);
      |                                   ^~~~~~~~~~
answer.code:11:45: error: invalid conversion from ‘long long int’ to ‘long long int*’ [-fpermissive]
   11 |                 MinMax(i, i + 1, mn[0], mx[0]);
      |                                         ~~~~^
      |                                             |
      |                                             long long int
In file included from answer.code:1:
gap.h:2:47: note:   initializing argument 4 of ‘void MinMax(long long int, long long int, long long int*, long long int*)’
    2 | void MinMax(long long, long long, long long*, long long*);
      |                                               ^~~~~~~~~~
answer.code:16:50: error: invalid conversion from ‘long long int’ to ‘long long int*’ [-fpermissive]
   16 |                         MinMax(i + 1, i + 2, mn[1], mx[1]);
      |                                              ~~~~^
      |                                                  |
      |                                                  long long int
In file included from answer.code:1:
gap.h:2:35: note:   initializing argument 3 of ‘void MinMax(long long int, long long int, long long int*, long long int*)’
    2 | void MinMax(long long, long long, long long*, long long*);
      |                                   ^~~~~~~~~~
answer.code:16:57: error: invalid conversion from ‘long long int’ to ‘long long int*’ [-fpermissive]
   16 |                         MinMax(i + 1, i + 2, mn[1], mx[1]);
      |                                                     ~~~~^
      |                                                         |
      |                                                         long long int
In file included from answer.code:1:
gap.h:2:47: note:   initializing argument 4 of ‘void MinMax(long long int, long long int, long long int*, long long int*)’
    2 | void MinMax(long long, long long, long long*, long long*);
      |                                               ^~~~~~~~~~
answer.code:30:34: error: invalid conversion from ‘long long int’ to ‘long long int*’ [-fpermissive]
   30 |                 MinMax(i, i, mn[0], mx[0]);
      |                              ~~~~^
      |                                  |
      |                                  long long int
In file included from answer.code:1:
gap.h:2:35: note:   initializing argument 3 of ‘void MinMax(long long int, long long int, long long int*, long long int*)’
    2 | void MinMax(long long, long long, long long*, long long*);
      |                                   ^~~~~~~~~~
answer.code:30:41: error: invalid conversion from ‘long long int’ to ‘long long int*’ [-fpermissive]
   30 |                 MinMax(i, i, mn[0], mx[0]);
      |                                     ~~~~^
      |                                         |
      |                                         long long int
In file included from answer.code:1:
gap.h:2:47: note:   initializing argument 4 of ‘void MinMax(long long int, long long int, long long int*, long long int*)’
    2 | void MinMax(long long, long long, long long*, long long*);
      |                                               ^~~~~~~~~~
answer.code:32:42: error: invalid conversion from ‘long long int’ to ‘long long int*’ [-fpermissive]
   32 |                 MinMax(i + 1, i + 1, mn[0], mx[0]);
      |                                      ~~~~^
      |                                          |
      |                                          long long int
In file included from answer.code:1:
gap.h:2:35: note:   initializing argument 3 of ‘void MinMax(long long int, long long int, long long int*, long long int*)’
    2 | void MinMax(long long, long long, long long*, long long*);
      |                                   ^~~~~~~~~~
answer.code:32:49: error: invalid conversion from ‘long long int’ to ‘long long int*’ [-fpermissive]
   32 |                 MinMax(i + 1, i + 1, mn[0], mx[0]);
      |                                             ~~~~^
      |                                                 |
      |                                                 long long int
In file included from answer.code:1:
gap.h:2:47: note:   initializing argument 4 of ‘void MinMax(long long int, long long int, long long int*, long long int*)’
    2 | void MinMax(long long, long long, long long*, long long*);
      |                                               ^~~...