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Decode the Coding Interview in C++: Real-World Examples

DIY: Basic Calculator II

Understand how to implement a function to evaluate mathematical expressions from a string using addition, subtraction, multiplication, and division. Learn to parse expressions, handle integer division, and manage operator precedence without built-in evaluation utilities.

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Problem statement

In this challenge, you are given a string, st, which contains an expression. You’ll evaluate this expression and return its value. Keep the following statements in mind while solving the problem:

  • The integer division should
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