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In this chapter I present classes to represent playing cards, decks of cards, and poker hands.If you don't play poker, you can read about it at http:/... 阅读全文
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17.1 Object-oriented featuresPython is an object-oriented programming language, which means that it provides features that support object-oriented pro... 阅读全文
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16.1 TimeAs another example of a user-defined type, we’ll define a class called Time that records the time of day. The class definition looks like thi... 阅读全文
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15.1 User-defined typesWe have used many of Python’s built-in types; now we are going to define a new type. As an example, we will create a type calle... 阅读全文
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12.1 Tuples are immutable（元组是不可变的）A tuple is a sequence of values. The values can be any type, and they are indexed by integers, so in that respect tu... 阅读全文
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DictionariesA dictionary is like a list, but more general. In a list, the indices have to be integers; in a dictionary they can be (almost) any type.Y... 阅读全文
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10.1 A list is a sequenceLike a string, a list is a sequence of values. In a string, the values are characters; in a list, they can be any type. The v... 阅读全文
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3.1 Function callsIn the context of programming, a function is a named sequence of statements that performsa computation. When you define a function, ... 阅读全文
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8.1 A string is a sequenceA string is a sequence of characters. You can access the characters one at a time with thebracket operator:>>> fruit = 'bana... 阅读全文
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问题：两个有序数组a和b，合并成一个有序数组c。 1 // 合并两个有序数组a和b到c 2 void Merge_Array(int a[], int n, int b[], int m, int c[]) 3 { 4 int i, j, k; 5 i = j = k = 0; 6 ... 阅读全文
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