# Declare second integer, double, and String variables.
i2 = int(raw_input())
d2 = float(raw_input())
s2 = raw_input()
# Read and save an integer, double, and String to your variables.

# Print the sum of both integer variables on a new line.
print (i + i2)
# Print the sum of the double variables on a new line.
print (d + d2)
# Concatenate and print the String variables on a new line
# The 's' variable above should be printed first.
print (s+s2)
