Home Page DIY Contests Problems Ranklist Status Statistics

pdf版的题目下载：初赛goo.gl/rfbDY，决赛goo.gl/fNcyY。K题请使用GUN C++提交，用VC/VC++提交会返回RE。

View Compilation Error

2_14855_1394568_16179.cpp:5: error: `main' must return `int'