P75, P87, P91, P116, P123, P124, P127: Deleted a blank line in Java solution.
P76, P89: Tweaked comments in Java solution.
P94, P101, P113, P114, P115, P117, P119, P121, P135: Rearranged constants in Java solution.
P74, P92: Extracted constant in Java solution.
P69, P70, P72, P95, P96, P102, P164: Tweaked and simplified Java solution.
P93, P96: Significantly tweaked Java solution.
P155: Deleted print in Java solution.