信用卡花了多少钱的小账本，有sqlite的本地操作实例，对学习android还是很有帮助滴，PS：我把字体文件给删掉了，所以引用字体文件就自行解决吧。-Credit card to spend how much money the books, the sqlite local operating instance, learning android very helpful PS: I put the font file to delete the reference font files t