More Problems

• Write a program to calculate the sum of all digits in an integer.
• Write a program to find the length of the shortest string in an array of strings.
• Write a program to implement a simple calorie counter application.
• Write a program to find the sum of the first n odd integers.
• Write a program to check if a string is a valid binary search tree.
• Write a program to convert a string to an array of integers.
• Write a program to find the minimum value in a linked list.
• Write a program to calculate the factorial of a number using tail recursion.