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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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, interactive explorations.

Used and loved by over 6 million people

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

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

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