incrément de rubis
a = 5
# a++ WRONG: ++ (or --) is not a reserved operator
a += 1 # correct (increment)
a -= 1 # correct (decrement)
wolf-like_hunter
a = 5
# a++ WRONG: ++ (or --) is not a reserved operator
a += 1 # correct (increment)
a -= 1 # correct (decrement)