@@ -0,0 +1,168 @@
+package ru.job4j;%0D%0A%0D%0Apublic class Calculate %7B%0D%0A%09public static void main (String%5B%5D args) %7B%0D%0A%09%09System.out.println(%22Hello World! It's my first step into java!%22);%0D%0A%09%7D%09%0D%0A%7D%0D%0A

add src/ru/job4j/Calculate.java