More Problems

• Write a program to implement a basic memory allocation simulation.
• Write a program to check if a string contains only alphabetic characters.
• Write a program to find the first duplicate element in an array.
• Write a program to implement a basic calculator that can handle addition, subtraction, multiplication, and division.
• Write a program to check if a number is a composite number.
• Write a program to find the longest common subsequence in a string.
• Write a program to implement a simple online ticket booking application.
• Write a program to check if a string is a valid time in the format HH:MM