More Problems

• Write a program to calculate the sum of all multiples of 7 up to a given number.
• Write a program to print the Fibonacci series using recursion.
• Write a program to implement a simple ticket reservation system.
• Write a program to find the maximum and minimum of an array using pointers.
• Write a program to convert Celsius to Kelvin.
• Write a program to implement a simple health tracker application.
• Write a program to find the frequency of each character in a string using an array.
• Write a program to check if a string is a valid palindrome, ignoring spaces and punctuation.