# read string from keyboard into variable x
x = input("Enter a number: ")

# convert x to int and store it back in x again
x = int(x)

# read string from keyboard into variable y
y = input("Enter another number: ")

# convert y to int and store it back in y again
y = int(y)

# print the sum of x + y
print("The sum of the two numbers is:", x + y)

# print the difference of x - y
print("The difference of the two numbers is:", x - y)