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今天是18年12月18日, 我是一名普通二本的学生, 计划从今天开始学C++, 在这里记录一下学习的过程. 都说C++难学, 我也知道C++注定是一条很长的路, 但是我不需要多么精通, 只需要学的比同龄人好就行了, 只要能进大厂, 以后的规划会清晰很多 如果你也恰好看到了这里, 希望你能在右下角给我 阅读全文
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题目： Given an array of 2n integers, your task is to group these integers into n pairs of integer, say (a1, b1), (a2, b2), ..., (an, bn) which makes sum 阅读全文
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题目： A self-dividing number is a number that is divisible by every digit it contains. For example, 128 is a self-dividing number because 128 % 1 == 0, 阅读全文
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题目： Initially, there is a Robot at position (0, 0). Given a sequence of its moves, judge if this robot makes a circle, which means it moves back to th 阅读全文
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题目： The Hamming distance between two integers is the number of positions at which the corresponding bits are different. Given two integers x and y, ca 阅读全文