Given an input image of size $7$ x $7$ shown below, was filtered using $3$ x $3$ median filter.

$\backslash$table$[[3,3,4,3,3,3,0],[3,0,0,0,0,0,3],[3,4,0,0,4,4,3],[4,5,7,7,0,0,3],[3,3,6,0,0,7,0],[3,0,A,3,3,5,3],[3,4,3,3,0,0,4]]$

Input Image

A$.$ What is the value of the pixel $A$ in the input image?