Posts by Douglas Vieira • 13 points

• 1

  votes

  1

  answer

  111

  views

  Q: Application error using vector java.lang.Nullpointerexception

  Good morning. I’m trying to perform a proposed exercise in a Java course that I’m doing but I’m not getting it. This is a simple program that simulates the reservation of a hostel using vectors. I…

  java array

  asked 5 years, 6 months ago Douglas Vieira 13