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Minimum Operations to Make a UniValue Grid leetcode solution

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You are given a 2D integer grid
of size m x n
and an integer x
. In one operation, you can add x
to or subtract x
from any element in the grid
.
A univalue grid is a grid where all the elements of it are equal.
Return the minimum number of operations to make the grid univalue. If it is not possible, return 1
.
Minimum Operations to Make a UniValue Grid solution leetcode
Input: grid = [[2,4],[6,8]], x = 2 Output: 4 Explanation: We can make every element equal to 4 by doing the following:  Add x to 2 once.  Subtract x from 6 once.  Subtract x from 8 twice. A total of 4 operations were used.
Minimum Operations to Make a UniValue Grid solution leetcode
Input: grid = [[1,5],[2,3]], x = 1 Output: 5 Explanation: We can make every element equal to 3.
Minimum Operations to Make a UniValue Grid solution leetcode
Input: grid = [[1,2],[3,4]], x = 2 Output: 1 Explanation: It is impossible to make every element equal.
Minimum Operations to Make a UniValue Grid solution leetcode
:
m == grid.length
n == grid[i].length
1 <= m, n <= 10^{5}
1 <= m * n <= 10^{5}
1 <= x, grid[i][j] <= 10^{4}

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