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1032. Sharing (25) To store English words, one method is to use linked lists and store a word letter by letter. To save some space, we may let the wor 阅读全文
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Given any string of N ( =5) characters, you are asked to form the characters into the shape of U. For example, "helloworld" can be printed as: That is 阅读全文
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A traveler's map gives the distances between cities along the highways, together with the cost of each highway. Now you are supposed to write a progra 阅读全文
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Given an increasing sequence S of N integers, the median is the number at the middle position. For example, the median of S1={11, 12, 13, 14} is 12, a 阅读全文
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Excel can sort records according to any column. Now you are supposed to imitate this function. Input Each input file contains one test case. For each 阅读全文
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People in Mars represent the colors in their computers in a similar way as the Earth people. That is, a color is represented by a 6 digit number, wher 阅读全文
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A table tennis club has N tables available to the public. The tables are numbered from 1 to N. For any pair of players, if there are some tables open 阅读全文
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Programming Ability Test (PAT) is organized by the College of Computer Science and Technology of Zhejiang University. Each test is supposed to run sim 阅读全文
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A number that will be the same when it is written forwards or backwards is known as a Palindromic Number （回文数字）. For example, 1234321 is a palindromic 阅读全文
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Notice that the number 123456789 is a 9 digit number consisting exactly the numbers from 1 to 9, with no duplication （重复）. Double it we will obtain 24 阅读全文