An Animated Tutorial of the MD5 Hash Function

Q1: Based on MD5 hash function algorithm, if the input message length is 15 bytes, and the output of step 16 in Round 4 is 56 78 05 36 55 34 a0 52 78 b5 cf 05 32 78 22 5c. Find the following: 1. Padding size. 2. Hash value