How will you swap two variables? Write different approaches for the same.

How will you swap two variables? Write different approaches for the same.

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: hard

标签: interviewbit, embedded-c, topic-specific, embedded, c

参考答案摘要

Using Extra Memory Space: int num1=20, num2=30, temp; temp = num1; num1 = num2; num2 = temp; Using Arithmetic Operators: int num1=20, num2=30; num1=num1 + num2; num2=num1 - num2; num1=num1 - num2; Usi...

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