More Problems

• Write a program to check if a number can be expressed as a sum of two primes.
• Implement a function to calculate the area of a sector.
• Create a program to find the maximum product of a contiguous subarray.
• Write a program to compute the number of unique characters in a string.
• Implement a function to find the longest palindromic substring in a string.
• Create a program to determine if a number is a prime number.
• Write a program to find the sum of the first n odd numbers.
• Implement a function to find the GCD of two numbers.