my_string = 'ABCDE'
print('my_string ->', my_string)
print('my_string[len(my_string) - 2:] ->', my_string[len(my_string) - 2:])

print('All charcters but the last two charcters - my_string[:-2]:', my_string[:-2])
print('last two charcters - my_string[-2:]', my_string[-2:])

my_test = "You-are-a-strange-loop"
print(my_test[-15:-5])