More Problems

• Write a program to check if a number is a perfect number using the proper divisors.
• Write a program to find the first occurrence of a substring in a string.
• Write a program to calculate the sum of the first n natural numbers.
• Write a program to implement a simple quiz application with user scoring.
• Write a program to check if two strings have the same characters.
• Write a program to find the sum of even numbers in a 2D array.
• Write a program to convert Fahrenheit to Kelvin.
• Write a program to check if a given integer is a perfect square.