Problem:
Score : 200 points

Problem Statement

N friends of Takahashi has come to a theme park.

To ride the most popular roller coaster in the park, you must be at least K centimeters tall.

The i-th friend is h_i centimeters tall.

How many of the Takahashi's friends can ride the roller coaster?

Constraints

1 \le N \le 10^5

1 \le K \le 500

1 \le h_i \le 500

All values in input are integers.

Input

Input is given from Standard Input in the following format:

N K
h_1 h_2 \ldots h_N

Output

Print the number of people among the Takahashi's friends who can ride the roller coaster.

Sample Input 1

4 150
150 140 100 200

Sample Output 1

2

Two of them can ride the roller coaster: the first and fourth friends.

Sample Input 2

1 500
499

Sample Output 2

0

Sample Input 3

5 1
100 200 300 400 500

Sample Output 3

5

Solution in C# (Mono 4.6.2.0) (judge verdict: Accepted)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace B
{
	class Program
	{
		static void Main(string[] args)
		{
			var preCondition = ParseIntArray(Console.ReadLine());
			var input = ParseIntArray(Console.ReadLine());
			Console.WriteLine(Ride.GetRiderCount(input, preCondition[1]));
		}

		private static int[] ParseIntArray(string input)
		{
			return input.Split(' ').Select(i => int.Parse(i)).ToArray();
		}
	}

	public class Ride
	{
		public static int GetRiderCount(int[] inputs, int tall)
		{
			return inputs.Where(i => i >= tall).Count();
		}
	}
}