01 2020 档案
摘要：In the computer world, use restricted resource you have to generate maximum benefit is what we always want to pursue. For now, suppose you are a domin
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摘要：Remember the story of Little Match Girl? By now, you know exactly what matchsticks the little match girl has, please find out a way you can make one s
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摘要：Given a list of words (without duplicates), please write a program that returns all concatenated words in the given list of words. A concatenated word
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摘要：Given a function rand7 which generates a uniform random integer in the range 1 to 7, write a function rand10 which generates a uniform random integer
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摘要：Given a list of points that form a polygon when joined sequentially, find if this polygon is convex (Convex polygon definition).
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摘要：Consider the string s to be the infinite wraparound string of "abcdefghijklmnopqrstuvwxyz", so s will look like this: "...zabcdefghijklmnopqrstuvwxyza
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摘要：Define S = [s,n] as the string S which consists of n connected strings s. For example, ["abc", 3] ="abcabcabc". On the other hand, we define that stri
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摘要：A group of friends went on holiday and sometimes lent each other money. For example, Alice paid for Bill's lunch for $10. Then later Chris gave Alice
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摘要：In the "100 game," two players take turns adding, to a running total, any integer from 1..10. The player who first causes the running total to reach o
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