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You are given a binary tree in which each node contains an integer value. Find the number of paths that sum to a given value. The path does not need t 阅读全文
posted @ 2017-07-24 22:22
immjc
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X city opened a new cinema, many people would like to go to this cinema. The cinema also gives out a poster indicating the movies’ ratings and descrip 阅读全文
posted @ 2017-07-24 14:32
immjc
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Given a table salary, such as the one below, that has m=male and f=female values. Swap all f and m values (i.e., change all f values to m and vice ver 阅读全文
posted @ 2017-07-24 14:24
immjc
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There is a table World + + + + + + | name | continent | area | population | gdp | + + + + + + | Afghanistan | Asia | 652230 | 25500100 | 20343000 | | 阅读全文
posted @ 2017-07-24 14:14
immjc
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