Data commit

Task/Sierpinski-triangle/Groovy/sierpinski-triangle-1.groovy

@@ -0,0 +1,16 @@
+def stPoints;
+stPoints = { order, base=[0,0] ->
+    def right = [base[0], base[1]+2**order]
+    def up = [base[0]+2**(order-1), base[1]+2**(order-1)]
+    (order == 0) \
+        ? [base]
+        : (stPoints(order-1, base) + stPoints(order-1, right) + stPoints(order-1, up))
+}
+
+def stGrid = { order ->
+    def h = 2**order
+    def w = 2**(order+1) - 1
+    def grid = (0..<h).collect { (0..<w).collect { ' ' } }
+    stPoints(order).each { grid[it[0]][it[1]] = (order%10).toString() }
+    grid
+}

Task/Sierpinski-triangle/Groovy/sierpinski-triangle-2.groovy

@@ -0,0 +1,13 @@
+stGrid(0).reverse().each { println it.sum() }
+println()
+stGrid(1).reverse().each { println it.sum() }
+println()
+stGrid(2).reverse().each { println it.sum() }
+println()
+stGrid(3).reverse().each { println it.sum() }
+println()
+stGrid(4).reverse().each { println it.sum() }
+println()
+stGrid(5).reverse().each { println it.sum() }
+println()
+stGrid(6).reverse().each { println it.sum() }