The Guess Number Game in Android.
這是我國中時常在玩的小遊戲，猜4個不同數字，猜到數字且位置相同為A，猜到數字而位置不相同為B。
直到4A0B時猜對結束。
install:
1. 用手機直接瀏覽downloads page下載
1. 用電腦瀏覽downloads page下載，然後用 adb install AndGuessNum-1.0.apk 安裝
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