Create: lab_05.md

Update: START.md

Update: lab_04.md

Update: lab_04.md

Update: lab_04.md

Delete: check_student.yml

Update: lab_04.md

Update: START.md

Create: variant_01.py, variant_02.py, variant_03.py, variant_04.py, variant_05.py, variant_06.py, variant_07.py, variant_08.py, variant_09.py, variant_10.py, variant_11.py, variant_12.py, variant_13.py, variant_14.py, variant_15.py

Delete: variant_01.py, variant_02.py, variant_03.py, variant_04.py, variant_05.py, variant_06.py, variant_07.py, variant_08.py, variant_09.py, variant_10.py, variant_11.py, variant_12.py, variant_13.py, variant_14.py, variant_15.py

Update: check_student.yml, prepare_task.yml, check_solution.py, quest_variant.py, __init__.py, registry.py, Delete: benchmark.csv

Update: START.md