C:\Users\blen and helen\Downloads\Course.java:6: error: cannot find symbol private string[] books = new String[100]; ^ symbol: class string location: class Course C:\Users\blen and helen\Downloads\Course.java:25: error: cannot find symbol return numberofStudents; ^ symbol: variable numberofStudents location: class Course 2 errors Tool completed with exit code 1 can anyone tell me how to fix this error