摘要:
The hacker Michael develops breakthrough password manager, which is called KEK (Keeper of Encrypted Keys). A distinctive feature of KEK is excellent s 阅读全文
posted @ 2018-04-16 22:28
nimphy
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摘要:
There is a strip 1 × n with two sides. Each square of the strip (their total amount is 2n, n squares on each side) is painted in one of two colors (le 阅读全文
posted @ 2018-04-16 18:24
nimphy
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