Create a program that determines and displays the number of unique characters in a string entered by the user. For example, Hello, World! has 10 unique characters whilezzzhas only one unique character. Use a dictionary or set to solve this problem. Create a program that reads a duration from the user as a number of days, hours, minutes, and seconds. Compute and display the total number of seconds represented by this duration.
Our customer support team is here to answer your questions. Ask us anything!
👋 How can we help with you?