public class ex3{

  
  
  public static void main(String [] args){
  
  char a='2';
  String b=" Home sweet homeа";
  char c=b.charAt(1);//=Н
 
  String d=(b.endsWith("a"))?"var b ends with a":"var b not ends with a";
 
  String e=b.substring(5);
 
  String f=b.toLowerCase();
 
  String g=b.toUpperCase();
 
  String h=b.trim();//убрать пробелы вокруг выражения
 
  System.out.println("a = " + a);
  System.out.println("b = " + b);

  System.out.println("c = " + c);
  System.out.println("d = " + d);
  System.out.println("e = " + e);
  System.out.println("g = " + g);
  System.out.println("h = " + h);


  
  }
  
  }