题解 | #截取字符串#
截取字符串
https://www.nowcoder.com/practice/a30bbc1a0aca4c27b86dd88868de4a4a
using System;
namespace HJ46{
class Solution{
public static void Main(){
var str = Console.ReadLine();
var len = Convert.ToInt32(Console.ReadLine());
Console.WriteLine(str.Substring(0,len));//Java为startindex，endindex，C#为startindex，length
}
}
}
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