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string.prototype.trim() The trim() method removes whitespace from both ends of a string. Whitespace in this context is all the whitespace characters ( 阅读全文
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The map of Berland is a rectangle of the size n × m, which consists of cells of size 1 × 1. Each cell is either land or water. The map is surrounded b 阅读全文
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For each list of words, output a line with each word reversed without changing the order of the words. This problem contains multiple test cases! The 阅读全文
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Prime Number Definition An integer greater than one is called a prime number if its only positive divisors (factors) are one and itself. For instance, 阅读全文
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People stopped moving discs from peg to peg after they know the number of steps needed to complete the entire task. But on the other hand, they didn't 阅读全文
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This database contains an incomplete list of box office hits and their release year. In this challenge, you're going to get the results back out of th 阅读全文
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I - Red and Black Time Limit:1000MS Memory Limit:32768KB 64bit IO Format:%I64d & %I64u Submit Status Practice HDU 1312 Description There is a rectangu 阅读全文
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Prime Number Definition An integer greater than one is called a prime number if its only positive divisors (factors) are one and itself. For instance, 阅读全文
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For each list of words, output a line with each word reversed without changing the order of the words. This problem contains multiple test cases! The 阅读全文
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strategy: a plan of action or policy designed to achieve a major or overall aim. 阅读全文