exercise the third

exercise02/go.go

@@ -0,0 +1,18 @@
+package main
+
+import "code.google.com/p/go-tour/pic"
+
+func Pic(dx, dy int) [][]uint8 {
+	result := make([][]uint8, dy)
+	for j := 0; j < dy; j++ {
+		result[j] = make([]uint8, dx)
+		for i := 0; i < dx; i++ {
+			result[j][i] = uint8(i) ^ uint8(j)
+		}
+	}
+	return result
+}
+
+func main() {
+	pic.Show(Pic)
+}