摘要: Given a number N, return a string consisting of "0"s and "1"s that represents its value in base -2 (negative two). The returned string must have no le 阅读全文
posted @ 2019-05-29 16:31 Veritas_des_Liberty 阅读(341) 评论(0) 推荐(0)
摘要: On an infinite plane, a robot initially stands at (0, 0) and faces north. The robot can receive one of three instructions: "G": go straight 1 unit; "L 阅读全文
posted @ 2019-05-29 15:53 Veritas_des_Liberty 阅读(385) 评论(0) 推荐(0)