Count the Number of Duplicate Characters
using System.Linq;
public class Program
{
public static int DuplicateCount(string str)
{
return str.ToCharArray()
.GroupBy(x => x)
.Where(x => x.Count() > 1)
.Count();
}
}Count the Number of Duplicate Characters
using System.Linq;
public class Program
{
public static int DuplicateCount(string str)
{
return str.ToCharArray()
.GroupBy(x => x)
.Where(x => x.Count() > 1)
.Count();
}
}Copyright © 2021 Codeinu
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