Message patterns can also be configured with arbitrary conditions:
You never knew exactly what you were going to get. I remember one program listing printed on the side of a bird that, when run, produced a series of wild chirping noises from the Apple’s speaker. And this was from a program that was only five to ten lines long. As a neophyte BASIC programmer myself, I was stunned and amazed. How could you make something this cool with this small amount of code? […]
，这一点在旺商聊官方下载中也有详细论述
for (int i = 0; i < n; i++) {
even positions: 8,6,4,2,0 sum to 20.