https://www.hackerrank.com/challenges/30-data-types

data_types.py

import sys

i = 4
d = 4.0
s = 'HackerRank '

# Declare second integer, double, and String variables.
# Read and save an integer, double, and String to your variables.
my_int = int(sys.stdin.readline())
my_dbl = float(sys.stdin.readline())
my_str = sys.stdin.readline()

# Print the sum of both integer variables on a new line.
print(i + my_int)

# Print the sum of the double variables on a new line.
print(d + my_dbl)

# Concatenate and print the String variables on a new line
# The 's' variable above should be printed first.
print(s + my_str)