How should the code be fixed? public class MidtermProblems {       // Main driver method     public static void main(String args[])        System.out.println( "JOHN".isBlank() ); //it returns false         System.out.println( "ROBERT".isBlank() ); //it returs false         System.out.println( " ".isBlank() ); //it returns false                  System.out.println( "".isBlank() ); //it returns true          int a;     int b;     if(s = null){     Double a = scan.nextDouble();     }     else{     Double a = scan.nextDouble();     }     Double b = scan.nextDouble(); s = MidtermProblems.replaceFirst(null, 't');

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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How should the code be fixed?

public class MidtermProblems {
 
    // Main driver method
    public static void main(String args[])
       System.out.println( "JOHN".isBlank() ); //it returns false

        System.out.println( "ROBERT".isBlank() ); //it returs false

        System.out.println( " ".isBlank() ); //it returns false
        
        System.out.println( "".isBlank() ); //it returns true
    
    int a;
    int b;
    if(s = null){
    Double a = scan.nextDouble();
    }
    else{
    Double a = scan.nextDouble();
    }
    Double b = scan.nextDouble();
s = MidtermProblems.replaceFirst(null, 't');
}

MidtermProblems.java:14: error: unclosed character literal
System.out.println (Str.replace ('line', 'usrInput'));
MidtermProblems.java:14: error: unclosed character literal
System.out.println (Str.replace ('line', 'usrInput'));
MidtermProblems.java:14: error: not a statement
System.out.println (Str.replace ('line', 'usrInput'));
MidtermProblems.java:14: error: unclosed character literal
System.out.println (Str.replace ('line', 'usrInput'));
MidtermProblems.java:14: error: unclosed character literal
System.out.println (Str.replace ('line', 'usrInput'));
MidtermProblems.java:14: error: not a statement
System.out.println (Str.replace ('line', 'usrInput'));
MidtermProblems.java:17: error: reached end of file while parsing
Transcribed Image Text:MidtermProblems.java:14: error: unclosed character literal System.out.println (Str.replace ('line', 'usrInput')); MidtermProblems.java:14: error: unclosed character literal System.out.println (Str.replace ('line', 'usrInput')); MidtermProblems.java:14: error: not a statement System.out.println (Str.replace ('line', 'usrInput')); MidtermProblems.java:14: error: unclosed character literal System.out.println (Str.replace ('line', 'usrInput')); MidtermProblems.java:14: error: unclosed character literal System.out.println (Str.replace ('line', 'usrInput')); MidtermProblems.java:14: error: not a statement System.out.println (Str.replace ('line', 'usrInput')); MidtermProblems.java:17: error: reached end of file while parsing
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