Show differense of big files with same size (win console tool)

Show differense of big files with same size. Source inside. Download 32 bit version for Windows.

diff_big 1.0 (2016-03-20)
Author: Ruslan Zaporojets [ruzzzua@gmail.com]
Show differense of big files with same size.
Usage: diff_big.exe file1 file2

Source code: