Added challange 2.19.6

Author: KenwoodFox

CodeHS/2/19/6/checkerboard.py

@@ -0,0 +1,29 @@
+"""
+This program made by Joe
+"""
+square_width = 40
+
+speed(0)
+def drawModCube(cube_id):
+    pendown()
+    if (cube_id % 2 == 0):
+        color("Red")
+    else:
+        color("Black")
+    begin_fill()
+    for i in range(4):
+        forward(square_width)
+        left(90)
+    end_fill()
+    penup()
+    forward(square_width)
+    
+penup()
+setposition(-200,-200)
+for colum in range((400 / square_width)):
+    for row in range((400 / square_width)):
+        drawModCube(row + colum)
+    setposition(-200,-200)
+    left(90)
+    forward(square_width * (colum + 1))
+    right(90)