package ru.job4j;

public class Calculate {
    
public static void main(String[] args) {
    
System.out.println("Hello World!");
    
}
}
@@ -37,16 +37,147 @@
 ulate %7B%0A
+    public String echo(String value) %7B%0A        %0A        return String.format(%22%25s %25s %25s%22, value, value, value);%0A        %0A    %7D%0A    %0A
     %0Apub
@@ -219,16 +219,59 @@
  %7B%0A    %0A
+Calculate calc = new Calculate();    %0A    %0A
 System.o
@@ -285,22 +285,24 @@
 tln(
-%22Hello World!%22
+calc.echo(%22aah%22)
 );%0A 
@@ -308,8 +308,9 @@
     %0A%7D%0A%7D
+%0A

Update Calculate.java