哥布林工程师

2016年4月4日

摘要： Given n and k, return the k-th permutation sequence. Notice n will be between 1 and 9 inclusive. n will be between 1 and 9 inclusive. n will be betwee 阅读全文

posted @ 2016-04-04 13:41 哥布林工程师阅读(108) 评论(0) 推荐(0) 编辑

lintcode-medium-Permutation Index II

摘要： Given a permutation which may contain repeated numbers, find its index in all the permutations of these numbers, which are ordered in lexicographical 阅读全文

posted @ 2016-04-04 13:16 哥布林工程师阅读(163) 评论(0) 推荐(0) 编辑

lintcode-medium-Perfect Squares

摘要： Given a positive integer n, find the least number of perfect square numbers (for example, 1, 4, 9, 16, ...) which sum to n. Example Given n = 12, retu 阅读全文

posted @ 2016-04-04 10:25 哥布林工程师阅读(120) 评论(0) 推荐(0) 编辑

2016年4月3日

lintcode-medium-Partition Array

摘要： Given an array nums of integers and an int k, partition the array (i.e move the elements in "nums") such that: All elements < k are moved to the left 阅读全文

posted @ 2016-04-03 19:03 哥布林工程师阅读(195) 评论(0) 推荐(0) 编辑

lintcode-medium-Palindrome Partition II

摘要： Given a string s, cut s into some substrings such that every substring is a palindrome. Return the minimum cuts needed for a palindrome partitioning o 阅读全文

posted @ 2016-04-03 18:56 哥布林工程师阅读(122) 评论(0) 推荐(0) 编辑

lintcode-medium-Palindrome Partition

摘要： Given a string s, partition s such that every substring of the partition is a palindrome. Return all possible palindrome partitioning of s. Example Gi 阅读全文

posted @ 2016-04-03 16:09 哥布林工程师阅读(112) 评论(0) 推荐(0) 编辑

lintcode-medium-Palindrome Linked List

摘要： Implement a function to check if a linked list is a palindrome. Example Given 1->2->1, return true Given 1->2->1, return true Given 1->2->1, return tr 阅读全文

posted @ 2016-04-03 14:21 哥布林工程师阅读(155) 评论(0) 推荐(0) 编辑

lintcode-medium-Paint House

摘要： There are a row of n houses, each house can be painted with one of the three colors: red, blue or green. The cost of painting each house with a certai 阅读全文

posted @ 2016-04-03 13:42 哥布林工程师阅读(151) 评论(0) 推荐(0) 编辑

lintcode-medium-Nuts & Bolts Problem

摘要： Given a set of n nuts of different sizes and n bolts of different sizes. There is a one-one mapping between nuts and bolts. Comparison of a nut to ano 阅读全文

posted @ 2016-04-03 13:18 哥布林工程师阅读(181) 评论(0) 推荐(0) 编辑

2016年4月2日

lintcode-medium-Number of Airplanes in the Sky

摘要： Given an interval list which are flying and landing time of the flight. How many airplanes are on the sky at most? Notice If landing and flying happen 阅读全文

posted @ 2016-04-02 07:38 哥布林工程师阅读(182) 评论(0) 推荐(0) 编辑

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