# The Debugger
print('Enter the first number to add:')
first = input()
print('Enter the second number to add:')
second = input()
print('Enter the third number to add:')
third = input()
print('The sum is ' + first + second + third)

# bug

# Enter the first number to add:
# 2
# Enter the second number to add:
# 5
# Enter the third number to add:
# 3
# The sum is 253

# with debugger, we see that we were doing string concatenation
