expected.out

40
[00, 00, 00, 00, 00, 2A, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 48, 65, 6C, 6C, 6F, 20, 77, 6F, 72, 6C, 64, 21, 00, 00, 00, 00, 00, 00, 00, 00]
Resized
[00, 00, 00, 00, 00, 2A, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 48, 65, 6C, 6C, 6F, 20, 77, 6F, 72, 6C, 64, 21, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00]
Writing to file
Reading from file twice
[00, 00, 00, 00, 00, 2A, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 48, 65, 6C, 6C, 6F, 20, 77, 6F, 72, 6C, 64, 21, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 2A, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 48, 65, 6C, 6C, 6F, 20, 77, 6F, 72, 6C, 64, 21, 00, 00, 00, 00, 00, 00, 00, 00]