using System;
using System.Collections.Generic;
class Program
{
static void Main() {
var list = new List<KeyValuePair<string, int>>();
list.Add(new KeyValuePair<string, int>("c", 6));
list.Add(new KeyValuePair<string, int>("java", 3));
list.Add(new KeyValuePair<string, int>("c#", 9));
list.Add(new KeyValuePair<string, int>("rust", 2));
list.Add(new KeyValuePair<string, int>("c++", 7));
foreach (var element in list) {
Console.WriteLine(element);
}
}
}
/*
run:
[c, 6]
[java, 3]
[c#, 9]
[rust, 2]
[c++, 7]
*/