摘要:
In this problem, you are given an integer number s. You can transform any integer number A to another integer numberB by adding x to A... 阅读全文
摘要:
Flip game is played on a rectangular 4x4 field with two-sided pieces placed on each of its 16 squares. One side of each piece is white... 阅读全文
摘要:
An n x n game board is populated with integers, one nonnegative integer per square. The goal is to travel along any legitimate path fr... 阅读全文