1. Samantha uses the RSA signature scheme with primes p = 541 and q = 1223 and public verification exponent e = 159853. (a) What is Samantha's public modulus? What is her private signing key? (b) Samantha signs the digital document D = 630579. What is the signature?

Write a program that prompts the user to input a string. the program then uses the function substr to remove all the vowels from the string. for example, if str = "there", then after removing all the vowels, str = "thr". after removing all the vowels, output the string. your program must contain a function to remove all the vowels and a function to determine whether a character is a vowel.

Create a class named majors that includes an enumeration for the six majors offered by a college as follows: acc, chem, cis, eng, his, phys. display the enumeration values for the user, then prompt the user to enter a major. display the college division in which the major falls. acc and cis are in the business division, chem and phys are in the science division, and eng and his are in the humanities division. save the file as majors.java.

What did creator markus “notch" persson initially call his game