LeetCode算法题python解法:6. ZigZag Conversion 英文题目:The string"PAYPALISHIRING"is written in a zigzag pattern on a given number of rows like this: (you may want to display this pattern in a fixed font for better legibility) 中文理解大概就是给定一个字符串和一个数字,将字符串填入倒Z形输入...
Leetcode 6. ZigZag Conversion(python) 这个想法很简单,用一个列表表示每一行的字符串,最后再输出即可。 重点是找规律。 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 classSolution(object): defconvert(self, s, numRows): """ :type s: str :type numRows: ...
And then read line by line: "PAHNAPLSIIGYIR" Write the code that will take a string and make this conversion given a number of rows: string convert(string text, int nRows); 1. convert("PAYPALISHIRING", 3) should return"PAHNAPLSIIGYIR"...
复制 publicclassSolution{publicstringConvert(String s,int nRows){if(s.Length<=1||nRows<=1||s.Length<=nRows)returns;String result=String.Empty;int current,next,nnext;for(int i=0;i<nRows;i++){current=i;result+=s[current];while(true){next=2*(nRows-i-1);nnext=2*i;if(next!=0){c...
Write the code that will take a string and make this conversion given a number of rows: string convert(string s, int numRows); Example 1: Input: s = "PAYPALISHIRING", numRows = 3 Output: "PAHNAPLSIIGYIR" Example 2: Input: s = "PAYPALISHIRING", numRows = 4 ...
LeetCode 1372. Longest ZigZag Path in a Binary Tree二叉树中的最长交错路径【Medium】【Python】【DFS】ProblemLeetCodeGiven a binary tree root, a ZigZag path for a binary tree is defined as follow:Choose any node in the binary tree and a direction (right or left). If the current direction ...
最后，最后一行从网格中读出最后的字符串，跳过空单元格。注意，在一行中，该列只用于保持字母与原始字符...
但是当interval * i + j == interval * i + interval - j时,获取的元素是每一段内最中间的那一个元素(numRows为奇数时才有),只获取一次就行,所以就有了interval * i + interval - j ! = interval * i + j这一判断条件,每一次while循环结束,都需要回到第一段内,所以要有 i = 0。好了讲到这,...
解1: Python3 classSolution:defconvert(self,s:str,numRows:int)->str:ifnumRows==1:returnsbuffer=[[]for_inrange(numRows)]inc=1cur=0fori,vinenumerate(s):buffer[cur].append(v)cur+=incifcur<0orcur>=numRows:inc*=-1cur+=inc*2res=""foriinrange(numRows):res+="".join(buffer[i])re...
LeetCode ZigZag Conversion(将字符串排成z字型) class Solution { public: string convert(string s, int nRows) { string a=""; int len=s.leng ... 【leetcode python】 6. ZigZag Conversion #-*- coding: UTF-8 -*- #ZigZag Conversion :之字型class Solution(object): def convert(self,...