strings-task2

import sys

text=input("Enter text:")
step=input("Enter step (integer):")

#first part
print("First implementation gives:",text[::int(step)])

#while loop and exit
counter=int(len(text)/int(step))
text2=''
while counter > 0:
    text2=text2+text[int(len(text))-counter*int(step)]
    counter-=1
    continue
    sys.exit()
print("second implementation gives:", text2)