JAVA - using linked list, remove an element given its ID number. ex: public void removeElement(int id) assume each node is an array of multiple variables - {1, а, b} {2, c, d} {3, е, f} 1, 2, 3 is ID number, called by .getID

Why are prime numbers important in cryptography?

How different are cryptography private keys from their corresponding public keys, and to what degree is this difference important?

What is the difference between a prime number and a composite number? How is the Euclidean algorithm used in finding the greatest common divisor of two numbers? What is a prime number, and how are they used in cryptography? What is the difference between symmetric and asymmetric cryptography?