TCPL: Chapter 1.5 - Arrays

Signed-off-by: Ino Gamalinda <ino.gamalinda@teamcodeflux.com>
TCPL: Exercise 1-13 - Word length histogram in vertical orientation

Signed-off-by: Ino Gamalinda <ino.gamalinda@teamcodeflux.com>
Merge branch 'exercise-1-13' into chapter-1.6
TCPL: Exercise 1-14 - Print histogram of the frequencies of characters

Get frequencies of characters on given input then out put in histogram
format.

Accepted characters are:
0,1..9
A..Z
a..z

Signed-off-by: Ino Gamalinda <ino.gamalinda@teamcodeflux.com>
Merge branch 'exercise-1-14' into chapter-1.6
Merge branch 'chapter-1.6' into chapter-1