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Sample Input 6 8 5 3 5 2 6 45 6 0 08 1 7 3 6 2 8 9 7 57 4 7 8 7 6 0 03 8 6 8 6 45 3 5 6 5 2 0 0-1 -1 ... 阅读全文
posted @ 2018-02-26 18:07
LandingGuys
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As the new term comes, the Ignatius Train Station is very busy nowadays. A lot of student want to get back to school by train(becaus... 阅读全文
posted @ 2018-02-26 18:00
LandingGuys
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