How java reverses integers

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Given a 32-bit signed integer, reverses the number in the integer.

Example 1:

Input: 123 output: 321

Example 2:

Input:-123 output:-321

Example 3:

Input: 120 output: 21

Note:

Suppose our environment can only store 32-bit signed integers with a numerical range of [− 231,231 − 1]. According to this assumption, if the inverted integer overflows, 0 is returned.

The code is as follows:

What is Java? Java is an object-oriented programming language that can write desktop applications, Web applications, distributed systems, and embedded system applications.

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