Added 25 solutions

Java/Introduction/Java Static Initializer Block/Solution.java

@@ -26,12 +26,10 @@ public class Solution {
         }
     }
 
-    public static void main(String[] args){
-        if(flag){
-            int area=B*H;
+    public static void main(String[] args) {
+        if (flag) {
+            int area = B * H;
             System.out.print(area);
         }
-        
-    }//end of main
-
-}//end of class
+    } // end of main
+} // end of class