[Init] Solved solutions

cs/721B.cs

@@ -0,0 +1,22 @@
+using System;
+
+namespace _721B
+{
+	class Program
+	{
+		static void Main(string[] args)
+		{
+			int[] a = Array.ConvertAll(Console.ReadLine().Split(), int.Parse);
+			int[] l = new int[a[0]];
+			for (int i = 0; i < a[0]; i++)
+			{
+				l[i] = Console.ReadLine().Length;
+			}
+			int lp = Console.ReadLine().Length;
+			Array.Sort(l);
+			int p1 = Array.IndexOf(l, lp);
+			int p2 = Array.LastIndexOf(l, lp);
+			Console.Write("{0} {1}", p1 / a[1] * 5 + p1 + 1, p2 / a[1] * 5 + p2 + 1);
+		}
+	}
+}