How old is Sam?

Computer Science Level 1

What does the following python code print out?

current_year = 2013   
deans_birth_year = 1979   
dean_minus_kelly = 2       
dean = current_year - deans_birth_year    
kelly_minus_sam = 2    
kelly = dean - dean_minus_kelly    
sam = kelly - kelly_minus_sam    
print sam

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100 Day Summer Challenge

How old is Sam?

Excel in math and science

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Courses

Topics

Community

100 Day Summer Challenge

How old is Sam?

Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, conceptual quizzes.

Our wiki is made for math and science

Master advanced concepts through explanations, examples, and problems from the community.

Used and loved by 4 million people

Learn from a vibrant community of students and enthusiasts, including olympiad champions, researchers, and professionals.

Master advanced concepts through explanations,
examples, and problems from the community.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

Master advanced concepts through explanations,
examples, and problems from the community.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.