More Problems

• Write a program to find the number of prime numbers up to a given number.
• Write a program to check if a string contains balanced parentheses of different types ((), [], {}).
• Write a program to implement a simple online chat application.
• Write a program to calculate the nth Fibonacci number using matrix exponentiation.
• Write a program to find the smallest prime number greater than a given number.
• Write a program to implement a basic online quiz application with multiple-choice questions.
• Write a program to find the intersection of two arrays and return a new array with common elements.
• Write a program to check if a number is a narcissistic number using a function.