The "head" element, a hypertext markup....
Missing word is head
Answer:
a = int(input("Enter first number: "))
b = int(input("Enter second number: "))
c = int(input("Enter third number: "))
a,b = a+b,b+c
print(a,b,c)
Explanation:
Assignments like this are easy in python, in the sense that no helper variables are needed!