Problem D: XYZZY The prototypical computer adventure game, first designed by Will Crowther on t ...

《算法競賽入門經典》第四章函數和遞歸中的題目，考察了自定義函數應用和二進制相關內容。（個人認為考察二進制相關知識占多）。 題意：給一個編碼頭和一串編碼（編碼可以換行），編碼頭根據以下規則對應編碼{ ...

Problem B: Fire! Joe works in a maze. Unfortunately, portions of the maze have caught on fire, and ...

Where's Waldorf? Time limit: 3.000 seconds Given a m by n grid o ...