Java Basics: Student status queries

1  PackageKaoshi;2 /*3 * Student Status Enquiry4 * @ Longing for life5 * @ time: 2017, 3, 76  */7 ImportJava.util.Scanner;8 9  Public classStudentstate {Ten      Public Static voidMain (string[] args) { One         Booleanflag=false; A          while(true){ -Scanner scan=NewScanner (system.in); -System.out.print ("Please enter the first English letter of the learner status:"); theString input =scan.nextline (). toUpperCase (); -             CharCHR = Input.tochararray () [0]; -             Switch(CHR) { -              CaseE: +System.out.println ("excellent"); -flag=enquire (flag); +                  Break; A              CaseG: atSystem.out.println ("Good"); -                  -flag=enquire (flag); -                  Break; -              CaseS: -System.out.println ("Medium"); inflag=enquire (flag); -                  Break; to              CaseF: +System.out.println ("Unqualified"); -flag=enquire (flag); the                  Break; *  $             default:Panax NotoginsengSYSTEM.OUT.PRINTLN ("Input error, unable to convert"); -flag=enquire (flag); the                  Break; +             } A             if(flag==true){ theSystem.out.println ("Exit System!")); +System.exit (-1); -             } $         }     $     } -     /* - * Select whether you want to continue querying the      */ -      Public Static BooleanEnquire (Booleanflag) {Wuyi          while(true){ theScanner scan=NewScanner (system.in); -System.out.print ("\t\n"); WuSystem.out.print ("Do you want to continue?") (y/n) "); -String INPUT6 =scan.nextline (); AboutSystem.out.print ("\t\n"); $INPUT6 =input6.touppercase (); -             CharCHR6 = Input6.tochararray () [0]; -             if(chr6== ' N '){ -flag=true; A                returnFlag; +             } the             Else if(chr6== ' Y '){ -                 returnFlag; $             } the             Else{ theSYSTEM.OUT.PRINTLN ("Input error, re-enter!") "); the             } the             } -     } in}

Java Basics: Student status queries