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Problem DescriptionAs is known to all, the blooming time and duration varies between different kinds of flowers. Now there is a garden... 阅读全文
posted @ 2015-05-30 17:35
Herumw
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Problem Descriptionlxhgww got a sequence contains n characters which are all '0's or '1's.We have five operations here:Change operatio... 阅读全文
posted @ 2015-05-30 14:57
Herumw
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