Exercise 2 Square

Square.java

+public class Square extends Shape{
+    
+    public Square() {
+        super();
+      }
+    public Square(int i) {  
+        super(i);
+      }
+      
+      @Override
+      public float area() {
+        float fSize = size;
+        float area = fSize * fSize;
+        return area;
+      }
+    
+      @Override
+      public float circumference() {
+        float fSize = size;
+        float circ = fSize + fSize +fSize +fSize;
+        return circ;
+      }   
+
+      @Override
+      public void draw(){
+        for (int i = 0; i < size; i++) {
+            if (i == 0 || i == size - 1) {
+                for (int j = 0; j < size; j++) {
+                    System.out.print("-"+" ");
+                }
+                System.out.println(""); 
+            } else {
+                //else
+                for (int j = 0; j < size; j++) {
+                    if (j == 0 || j == size - 1) {
+                        System.out.print("|"+" ");
+                    } else {
+                        System.out.print(" "+" ");
+                    }
+                }
+                System.out.println(""); 
+
+          }
+      }
+    }
+}
+
+