### Source: Signals and Noise

Part 1:Given a list of strings, find the most common character in each position.

Part 1:Given a list of strings, find the most common character in each position.

Part 1:Generate a series of hashes: MD5(salt + index). For each hash starting with five zeros, write down the sixth character.

Part 1:A room is described as a name, a sector ID, and a checksum as follows:

aaaaa-bbb-z-y-x-123[abxyz]

name: aaaaa-bbb-z-y-x sector ID: 123 checksum: abxyz

Part 1:Given a list of sides, determine how many form valid triangles. (Hint: triangle inequality)

Part 1:Starting at`0,0`

and given a string of`L#`

/`R#`

to turn left / right and move`#`

squares, where do you end up?