using System;
using System.Collections.Generic;
class Program
{
static void Main() {
List<string> list = new List<string>() { "c#", "c", "java", "python", "php" };
if (list.Count > 0) {
list.RemoveAt(list.Count - 1);
}
Console.WriteLine(string.Join(" ", list));
}
}
/*
run:
c# c java python
*/