C# LeetCode 解决 ExcelConverttNumber to Column



using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using System.IO;

namespace ConsoleApplication6

{

publicclasssolution

{

publicstaticint n;

publicstaticstring TitletoNumber(int n)

{

var streamBuilder = newStringBuilder();

while(n >0)

{

streamBuilder.Insert(0,(char)((n-1)%26+'A'));

n =(n-1)/26;

}

return streamBuilder.ToString();

}

staticvoid Main(string[] args)

{

TitletoNumber(1);

Console.WriteLine("You can get {1}",n,TitletoNumber(29));

Console.ReadKey();

}

}

}

个人的代码请参考