12:05:19.797 [pool-2-thread-5] ERROR o.e.lsp4j.jsonrpc.RemoteEndpoint - Internal error: java.lang.NumberFormatException: For input string: "" java.util.concurrent ...
/* 3. Write a program to accept firstName, lastName and mobileNumber in string format. Print number of characters in firstName and lastName, and print sum of digits of a mobileNumber. Handle ...