A confused calculator

Computer Science Level 1

In a stack \(s\), TIM is equivalent to s.push(s.pop() * s.pop()) and SUM is equivalent to s.push(s.pop() + s.pop()). What will the following stack machine evaluate the operations as?

PUSH 1   
PUSH 2   
PUSH 3   
PUSH 4   
PUSH 5   
SUM   
TIM   
SUM   
TIM

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A confused calculator

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100 Day Summer Challenge

A confused calculator

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.