摘要：
There are n gas stations along a circular route, where the amount of gas at the ith station is gas[i]. You have a car with an unlimited gas tank and i 阅读全文
posted @ 2020-02-13 03:20
CNoodle
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摘要：
You are climbing a staircase. It takes n steps to reach to the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can you cli 阅读全文
posted @ 2020-02-13 02:53
CNoodle
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摘要：
Given a string path, which is an absolute path (starting with a slash '/') to a file or directory in a Unix-style file system, convert it to the simpl 阅读全文
posted @ 2020-02-13 01:35
CNoodle
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