import java.util.*;
import java.lang.*;
import java.io.*;

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		int k = 0;
		Scanner in = new Scanner(System.in);
		double[] x = new double[200];
		double[] p = new double[101];
		for (int i = 0; i < 200; i++){
			x[i] = in.nextDouble();
			k = (int)(x[i]*100.0 + 0.5);
			p[k] += 1;
		}
		for (int i = 1; i < 101; i++){
			System.out.println("p[" +i + "] = " + p[i]/2000.0);
		}
		
	}
}