Given a non-empty string s and an integer k, rearrange the string such that the same characters are at least distance k from each other. All input strings are given in lowercase letters. If it is not possible to rearrange the string, return an empty…

/* * 358. Rearrange String k Distance Apart * 2016-7-14 by Mingyang */ public String rearrangeString(String str, int k) { int length = str.length(); int[] count = new int[26]; int[] valid = new int[26]; for(int i=0;i<length;i++){ count[str.charAt(i)-…

原题链接在这里:https://leetcode.com/problems/rearrange-string-k-distance-apart/description/ 题目: Given a non-empty string s and an integer k, rearrange the string such that the same characters are at least distance k from each other. All input strings are gi…

Given a non-empty string str and an integer k, rearrange the string such that the same characters are at least distance k from each other. All input strings are given in lowercase letters. If it is not possible to rearrange the string, return an empt…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 题目地址: https://leetcode.com/problems/rearrange-string-k-distance-apart 题目描述: Given a non-empty string str and an integer k, rearrange the string such that the same characters are at least distanc…

Given a non-empty string str and an integer k, rearrange the string such that the same characters are at least distance k from each other. All input strings are given in lowercase letters. If it is not possible to rearrange the string, return an empt…

Given a non-empty string str and an integer k, rearrange the string such that the same characters are at least distance k from each other. All input strings are given in lowercase letters. If it is not possible to rearrange the string, return an empt…

Given a non-empty string str and an integer k, rearrange the string such that the same characters are at least distance k from each other. All input strings are given in lowercase letters. If it is not possible to rearrange the string, return an empt…

问题描述 Given an encoded string, return its decoded string. The encoding rule is: k[encoded_string], where the encoded_string inside the square brackets is being repeated exactly k times. Note that k is guaranteed to be a positive integer. You may assum…

Given a list of words, each word consists of English lowercase letters. Let's say word1 is a predecessor of word2 if and only if we can add exactly one letter anywhere in word1 to make it equal to word2.  For example, "abc" is a predecessor of &…