final solution commit

.idea/.gitignore

.idea/Assignment0.iml

.idea/inspectionProfiles/profiles_settings.xml

.idea/misc.xml

.idea/modules.xml

.idea/vcs.xml

Backup/till_d05.py

Backup/till_d07.py

Backup/till_e19.py

example-problems/problem_a_00.txt

example-problems/problem_a_01.txt

example-problems/problem_a_02.txt

example-problems/problem_a_03.txt

example-problems/problem_a_04.txt

example-problems/problem_a_05.txt

example-problems/problem_a_06.txt

example-problems/problem_a_07.txt

example-problems/problem_a_08.txt

example-problems/problem_a_09.txt

example-problems/problem_a_10.txt