Given a positive integer X, an X-factor chain of length m is a sequence of integers, 1 = X0, X1, X2, …, Xm = X satisfying Xi < Xi+1 and Xi | Xi+1 wher ...
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其他好文 时间:
2020-02-10 18:10:40
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107
Given an array nums of integers, return how many of them contain an even number of digits. Example 1: Input: nums = [12,345,2,6,7896]Output: 2Explanat ...
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其他好文 时间:
2020-02-10 17:53:55
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65
1010 Radix (25分) Given a pair of positive integers, for example, $6$ and $110$, can this equation $6 = 110$ be true? The answer is , if 6 is a decimal ...
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其他好文 时间:
2020-02-10 13:52:09
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60
K Integers 参考博客:https://blog.csdn.net/Q755100802/article/details/103664555 【题意】 给定一个1到n的排列,可以交换相邻的两个元素。 现在定义一个函数f(x),表示在原排列中,通过交换操作,形成一个1,2,3....x的排列的 ...
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编程语言 时间:
2020-02-10 11:39:21
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67
Convert a non-negative integer to its english words representation. Given input is guaranteed to be less than 231 - 1. Example 1: Input: 123 Output: " ...
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其他好文 时间:
2020-02-10 10:16:33
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75
Given a non-negative integer num, return the number of steps to reduce it to zero. If the current number is even, you have to divide it by 2, otherwis ...
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其他好文 时间:
2020-02-10 10:02:26
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76
链接 "Remove Nth Node From End of List" 难度 Medium 描述 Given a linked list, remove the _n_ th node from the end of list and return its head. 给定一个链表,要求移除导数 ...
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其他好文 时间:
2020-02-10 09:48:14
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47
Problem : Given a triangle, find the minimum path sum from top to bottom. Each step you may move to adjacent numbers on the row below. For example, gi ...
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其他好文 时间:
2020-02-10 00:20:24
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81
"题目" 1349. Maximum Students Taking Exam Add to List Share Given a m n matrix seats that represent seats distributions in a classroom. If a seat is bro ...
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其他好文 时间:
2020-02-09 20:01:01
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125
题目如下: Given an array arr of integers, check if there exists two integers N and M such that N is the double of M ( i.e. N = 2 * M). More formally check ...
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其他好文 时间:
2020-02-09 18:55:33
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79