More Problems

• Write a program to calculate the GCD of an array of numbers.
• Implement a function to check if a number is a Keith number.
• Create a program to find the maximum product of three integers in an array.
• Write a program to compute the number of perfect squares less than a given number.
• Implement a function to calculate the sum of the digits of a number until it is a single digit.
• Create a program to check if two numbers are amicable.
• Write a program to find the longest common subsequence between two strings.
• Implement a function to calculate the area of a rectangle.