A bit more on Strings..

In [ ]:
#reminder - string length function
a = 'absghd'
len(a)

Task 1 Create a program that makes a traversal of an input string and prints every second letter of the string on each line.
For example:
input:
abcdef

output:
a
c
e

In [ ]:
x = input()
#...
for ...:
    ...

Task 2 Create a program that removes all numbers from the string For example:
input:
lalal12345lll

output:
lalallll

In [ ]:
#other important methods:
a.find('e')
In [ ]:
a.replace('e', 'AAAAA')
In [ ]:
a.strip()

Task 3 Parse a string which is an email adress in a format abcde@domain.com that is input by user and print the domain (gmail/mail/rambler/hse/...)
For example:
input:
sysoevmark@gmail.com

output:
gmail

Task 4 Write a python program to read a date (dd-mm-yyyy) and print the month name according the month number
For example:
input:
13-04-1998

output:
April

In [ ]:
stuff = 'Hello world'
type(stuff)
In [ ]:
#What else can be done?
dir(stuff)

Task 5 Check if the input word is a palindrome
For example:
input:
tennet

output:
YES