package codejam;

import fixjava.Pair;

public class Utils {

	public static long minLong(long firstVal, long... otherVals) {
		long minVal = firstVal;
		for (int i = 0; i < otherVals.length; i++)
			minVal = Math.min(firstVal, otherVals[i]);
		return minVal;
	}

	public static int minInt(int firstVal, int... otherVals) {
		int minVal = firstVal;
		for (int i = 0; i < otherVals.length; i++)
			minVal = Math.min(firstVal, otherVals[i]);
		return minVal;
	}

	public static float minFloat(float firstVal, float... otherVals) {
		float minVal = firstVal;
		for (int i = 0; i < otherVals.length; i++)
			minVal = Math.min(firstVal, otherVals[i]);
		return minVal;
	}

	/**
	 * ArgMin returned as a Pair<Integer, Integer>(index, value). Array must
	 * have at least one value.
	 */
	public static Pair<Integer, Integer> argMin(int[] arr) {
		int min = arr[0];
		int argMin = 0;
		for (int i = 1; i < arr.length; i++) {
			if (arr[i] < min) {
				min = arr[i];
				argMin = i;
			}
		}
		return new Pair<Integer, Integer>(argMin, min);
	}

	/**
	 * ArgMax returned as a Pair<Integer, Integer>(index, value). Array must
	 * have at least one value.
	 */
	public static Pair<Integer, Integer> argMax(int[] arr) {
		int max = arr[0];
		int argMax = 0;
		for (int i = 1; i < arr.length; i++) {
			if (arr[i] > max) {
				max = arr[i];
				argMax = i;
			}
		}
		return new Pair<Integer, Integer>(argMax, max);
	}

}

package com.google.code;

import java.io.IOException;

public class B extends GCJ {

	protected B() throws IOException {
		super();
	}

	@Override
	protected void code(int count) throws IOException {
		readLine();
		int N = getIntInput(0);
		int S = getIntInput(1);
		int p = getIntInput(2);
		
		int limitForOrdinary = p + (p - 1 < 0 ? p : p - 1) * 2;
		int result = 0;
		for (int i = 0; i < N; i++) {
			int googler = getIntInput(3 + i);
			if (googler>= limitForOrdinary) {
				result ++;
				continue;
			}
			if (S>0)
				if (googler>1 && googler+2 >=limitForOrdinary) {
					S--;
					result++;
					continue;
				}			
		}
		writeln(result);
	}
	public static void main(String[] args) throws NumberFormatException,
	IOException {
		new B().run();
}
}
