Christophe Verré wrote:Welcome to JavaRanch ! Take some time to learn HowToAskQuestionsOnJavaRanch. Especially UseAMeaningfulSubjectLine, QuoteYourSources and UseCodeTags. I have changed the subject of the topic, and added code tags for you this time. Can you tell us where this question come from ?
it is come from the ExamLab.