static string SelectPopularDelimiter(List <string> delimiters)
{
List <GroupString> delimiterGroups = getGroupsString(delimiters);
GroupString mostPopularDelimiter = delimiterGroups.MaxBy(t => t.Count);
return(mostPopularDelimiter.Value);
}
static List <GroupString> getGroupsString(List <string> list)
{
var numberGroups = list.GroupBy(i => i);
List <GroupString> groups = new List <GroupString>();
foreach (var grp in numberGroups)
{
GroupString group = new GroupString();
group.Value = grp.Key;
group.Count = grp.Count();
groups.Add(group);
}
return(groups);
}