题意:天啊!我竟然看不懂题意,还去翻别人的代码才懂!给定一个字符串,求该字符串二十六进制的总值. 思路:'A'~'Z'就是1到26,"AA"=26+1=27,"BA"=26*2+1=53,"CBA"=26*26*3+26*2+1.相当于321(十进制),那么就是10*10*3+10*2+1,说第3条式子,C在第3位,在第1位时就是1~26的值了,也就是3,在第2位时就是将3*26了,再第3位时就是将3*26*26了:同理B就是2*26啦,A就是1…

Related to question Excel Sheet Column Title Given a column title as appear in an Excel sheet, return its corresponding column number. For example: A -> 1 B -> 2 C -> 3 ... Z -> 26 AA -> 27 AB -> 28 Credits:Special thanks to @ts for addi…

Excel Sheet Column Number Related to question Excel Sheet Column Title Given a column title as appear in an Excel sheet, return its corresponding column number. For example: A -> 1 B -> 2 C -> 3 ... Z -> 26 AA -> 27 AB -> 28   class Solu…

Related to question Excel Sheet Column Title Given a column title as appear in an Excel sheet, return its corresponding column number. For example: A -> 1 B -> 2 C -> 3 ... Z -> 26 AA -> 27 AB -> 28 题目标签:Math 这一题和 #168 是逆向思维. 从string s 的…

Related to question Excel Sheet Column Title Given a column title as appear in an Excel sheet, return its corresponding column number. For example: A -> 1 B -> 2 C -> 3 ... Z -> 26 AA -> 27 AB -> 28 很简单. public class Solution { public in…

Related to question Excel Sheet Column Title Given a column title as appear in an Excel sheet, return its corresponding column number. For example: A -> 1    B -> 2    C -> 3    ...    Z -> 26    AA -> 27    AB -> 28 解题思路: JAVA实现如下: publ…

题目: Related to question Excel Sheet Column Title Given a column title as appear in an Excel sheet, return its corresponding column number. For example: A -> 1 B -> 2 C -> 3 ... Z -> 26 AA -> 27 AB -> 28 代码: class Solution { public: int t…

题目要求 Given a column title as appear in an Excel sheet, return its corresponding column number. For example: A -> 1 B -> 2 C -> 3 ... Z -> 26 AA -> 27 AB -> 28 ... 题目分析及思路 给出excel表格中的列标题,要求返回对应的列数字(正如例子所示).其实这相当于一个进制问题,逢27进一.可以遍历字符串中的每个字符…

Problem: Given a column title as appear in an Excel sheet, return its corresponding column number. For example: A -> 1 B -> 2 C -> 3 ... Z -> 26 AA -> 27 AB -> 28 Summary: 将二十六进制数字转为十进制. Analysis: class Solution { public: int titleToNumb…

Given a column title as appear in an Excel sheet, return its corresponding column number. For example: A -> 1 B -> 2 C -> 3 ... Z -> 26 AA -> 27 AB -> 28 这题题目的意思就是:将26进制字母转化为10进制数字 class Solution { public: int titleToNumber(string s) { i…