Please write a Python program which accepts a sentence (input via keyboard), and convert uppercase letters to lowercase, and convert lowercase letters to uppercase, keep all other characters no change. For example: You input from keyboard: input:    "Welcome 2022 ! " output: "wELCOME 2022 ! "

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Please write a Python program which accepts a sentence (input via keyboard), and convert uppercase letters to lowercase, and convert lowercase letters to uppercase, keep all other characters no change. For example:

You input from keyboard:

input:    "Welcome 2022 ! "

output: "wELCOME 2022 ! "

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