Write a program in Java with 5 methods

1- Prompts the user for a social security number in the format xxx-xx-xxxx and using CharAt() and isDigit method returns valid SSN or invalid SSN 2-Enter two strings and checks if the second string is a substring of the first one. 3-Get a three digit integer (99<x<1000). add all digits and return sum of digits. if error return -1. (Must use % operator) 4- prompt for a positive-three-digit integer. check if its palindrum. if so return palindrum. if not return Not Palindrum (three digit number is palindrum if number/100 is equal to number%10) 5-prompt user to enter , distance to drive, fuel efficiency of the car in miles per gallon, price of gallon of gas. display the cost of the trip.