CSE103 Lab

Description

Practice Problems: 1. Write a C program that can input a character and display whether it is an uppercase letter, a lowercase letter, or a digit. 2. Write a C program that can input three lowercase letters and display whether any duplicates exist or not. 3. Write a C program that can input some letters and display the ratio between uppercase and lowercase letters. 4. Write a C program that can input some letters into an array and change each uppercase letter to its next uppercase letter, keeping lowercase letters unchanged. ...