package template;

import java.util.ArrayList;
import java.util.Map;
import java.util.HashMap;

public class TestCase {

    private boolean isSolved;
    private Object solution;
    private Map<String, Integer> intProperties;
    private Map<String, ArrayList<Integer>> intArrayProperties;
    private Map<String, ArrayList<ArrayList<Integer>>> intArray2DProperties;
    private Map<String, Double> doubleProperties;
    private Map<String, ArrayList<Double>> doubleArrayProperties;
    private Map<String, ArrayList<ArrayList<Double>>> doubleArray2DProperties;
    private Map<String, String> stringProperties;
    private Map<String, ArrayList<String>> stringArrayProperties;
    private Map<String, ArrayList<ArrayList<String>>> stringArray2DProperties;
    private Map<String, Boolean> booleanProperties;
    private Map<String, ArrayList<Boolean>> booleanArrayProperties;
    private Map<String, ArrayList<ArrayList<Boolean>>> booleanArray2DProperties;
    private Map<String, Long> longProperties;
    private Map<String, ArrayList<Long>> longArrayProperties;
    private Map<String, ArrayList<ArrayList<Long>>> longArray2DProperties;
    private int ref;
    private double time;

    public TestCase() {
        initialise();
    }

    private void initialise() {
        isSolved = false;
        intProperties = new HashMap<>();
        intArrayProperties = new HashMap<>();
        intArray2DProperties = new HashMap<>();
        doubleProperties = new HashMap<>();
        doubleArrayProperties = new HashMap<>();
        doubleArray2DProperties = new HashMap<>();
        stringProperties = new HashMap<>();
        stringArrayProperties = new HashMap<>();
        stringArray2DProperties = new HashMap<>();
        booleanProperties = new HashMap<>();
        booleanArrayProperties = new HashMap<>();
        booleanArray2DProperties = new HashMap<>();
        longProperties = new HashMap<>();
        longArrayProperties = new HashMap<>();
        longArray2DProperties = new HashMap<>();
        ref = 0;
    }

    public void setSolution(Object o) {
        solution = o;
        isSolved = true;
    }
    
    public Object getSolution() {
        if (!isSolved) {
            Utils.die("getSolution on unsolved testcase");
        }

        return solution;
    }

    public void setRef(int i) {
        ref = i;
    }
    public int getRef() {
        return ref;
    }

    public void setTime(double d) {
        time = d;
    }
    public double getTime() {
        return time;
    }
    
    public void setInteger(String s, Integer i) {
        intProperties.put(s, i);
    }
    
    public Integer getInteger(String s) {
        return intProperties.get(s);
    }

    public void setIntegerList(String s, ArrayList<Integer> l) {
        intArrayProperties.put(s, l);
    }

    public void setIntegerMatrix(String s, ArrayList<ArrayList<Integer>> l) {
        intArray2DProperties.put(s, l);
    }

    public ArrayList<Integer> getIntegerList(String s) {
        return intArrayProperties.get(s);
    }

    public Integer getIntegerListItem(String s, int i) {
        return intArrayProperties.get(s).get(i);
    }

    public ArrayList<ArrayList<Integer>> getIntegerMatrix(String s) {
        return intArray2DProperties.get(s);
    }
    
    public ArrayList<Integer> getIntegerMatrixRow(String s, int row) {
        return intArray2DProperties.get(s).get(row);
    }
    
    public Integer getIntegerMatrixItem(String s, int row, int column) {
        return intArray2DProperties.get(s).get(row).get(column);
    }

    public ArrayList<Integer> getIntegerMatrixColumn(String s, int column) {
        ArrayList<Integer> out = new ArrayList();
        
        for(ArrayList<Integer> row : intArray2DProperties.get(s)) {
            out.add(row.get(column));
        }
        return out;
    }


    public void setDouble(String s, Double i) {
        doubleProperties.put(s, i);
    }
    
    public Double getDouble(String s) {
        return doubleProperties.get(s);
    }

    public void setDoubleList(String s, ArrayList<Double> l) {
        doubleArrayProperties.put(s, l);
    }

    public void setDoubleMatrix(String s, ArrayList<ArrayList<Double>> l) {
        doubleArray2DProperties.put(s, l);
    }

    public ArrayList<Double> getDoubleList(String s) {
        return doubleArrayProperties.get(s);
    }

    public Double getDoubleListItem(String s, int i) {
        return doubleArrayProperties.get(s).get(i);
    }

    public ArrayList<ArrayList<Double>> getDoubleMatrix(String s) {
        return doubleArray2DProperties.get(s);
    }
    
    public ArrayList<Double> getDoubleMatrixRow(String s, int row) {
        return doubleArray2DProperties.get(s).get(row);
    }
    
    public Double getDoubleMatrixItem(String s, int row, int column) {
        return doubleArray2DProperties.get(s).get(row).get(column);
    }

    public ArrayList<Double> getDoubleMatrixColumn(String s, int column) {
        ArrayList<Double> out = new ArrayList();
        
        for(ArrayList<Double> row : doubleArray2DProperties.get(s)) {
            out.add(row.get(column));
        }
        return out;
    }

    
    public void setString(String s, String t) {
        stringProperties.put(s, t);
    }
    
    public String getString(String s) {
        return stringProperties.get(s);
    }

    public void setStringList(String s, ArrayList<String> l) {
        stringArrayProperties.put(s, l);
    }

    public void setStringMatrix(String s, ArrayList<ArrayList<String>> l) {
        stringArray2DProperties.put(s, l);
    }

    public ArrayList<String> getStringList(String s) {
        return stringArrayProperties.get(s);
    }

    public String getStringListItem(String s, int i) {
        return stringArrayProperties.get(s).get(i);
    }

    public ArrayList<ArrayList<String>> getStringMatrix(String s) {
        return stringArray2DProperties.get(s);
    }
    
    public ArrayList<String> getStringMatrixRow(String s, int row) {
        return stringArray2DProperties.get(s).get(row);
    }
    
    public String getStringMatrixItem(String s, int row, int column) {
        return stringArray2DProperties.get(s).get(row).get(column);
    }

    public ArrayList<String> getStringMatrixColumn(String s, int column) {
        ArrayList<String> out = new ArrayList();
        
        for(ArrayList<String> row : stringArray2DProperties.get(s)) {
            out.add(row.get(column));
        }
        return out;
    }

    
    public void setBoolean(String s, Boolean b) {
        booleanProperties.put(s, b);
    }
    
    public Boolean getBoolean(String s) {
        return booleanProperties.get(s);
    }

    public void setBooleanList(String s, ArrayList<Boolean> l) {
        booleanArrayProperties.put(s, l);
    }

    public void setBooleanMatrix(String s, ArrayList<ArrayList<Boolean>> l) {
        booleanArray2DProperties.put(s, l);
    }

    public ArrayList<Boolean> getBooleanList(String s) {
        return booleanArrayProperties.get(s);
    }

    public Boolean getBooleanListItem(String s, int i) {
        return booleanArrayProperties.get(s).get(i);
    }

    public ArrayList<ArrayList<Boolean>> getBooleanMatrix(String s) {
        return booleanArray2DProperties.get(s);
    }
    
    public ArrayList<Boolean> getBooleanMatrixRow(String s, int row) {
        return booleanArray2DProperties.get(s).get(row);
    }
    
    public Boolean getBooleanMatrixItem(String s, int row, int column) {
        return booleanArray2DProperties.get(s).get(row).get(column);
    }

    public ArrayList<Boolean> getBooleanMatrixColumn(String s, int column) {
        ArrayList<Boolean> out = new ArrayList();
        
        for(ArrayList<Boolean> row : booleanArray2DProperties.get(s)) {
            out.add(row.get(column));
        }
        return out;
    }

    public void setLong(String s, Long b) {
        longProperties.put(s, b);
    }
    
    public Long getLong(String s) {
        return longProperties.get(s);
    }

    public void setLongList(String s, ArrayList<Long> l) {
        longArrayProperties.put(s, l);
    }

    public void setLongMatrix(String s, ArrayList<ArrayList<Long>> l) {
        longArray2DProperties.put(s, l);
    }

    public ArrayList<Long> getLongList(String s) {
        return longArrayProperties.get(s);
    }

    public Long getLongListItem(String s, int i) {
        return longArrayProperties.get(s).get(i);
    }

    public ArrayList<ArrayList<Long>> getLongMatrix(String s) {
        return longArray2DProperties.get(s);
    }
    
    public ArrayList<Long> getLongMatrixRow(String s, int row) {
        return longArray2DProperties.get(s).get(row);
    }
    
    public Long getLongMatrixItem(String s, int row, int column) {
        return longArray2DProperties.get(s).get(row).get(column);
    }

    public ArrayList<Long> getLongMatrixColumn(String s, int column) {
        ArrayList<Long> out = new ArrayList();
        
        for(ArrayList<Long> row : longArray2DProperties.get(s)) {
            out.add(row.get(column));
        }
        return out;
    }

    

    


}

import java.io.File;
import java.io.FileNotFoundException;
import java.io.PrintStream;
import java.util.Scanner;
import java.util.Set;
import java.util.TreeSet;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
public class B implements CodeJamCaseSolver {
	
	int n, s, p;
	int[] t;
	
	@Override
	public void input(Scanner in) {
		n = in.nextInt();
		s = in.nextInt();
		p = in.nextInt();
		t = new int[n];
		for(int i=0;i<n;i++)
			t[i] = in.nextInt();			
	}
	
	@Override
	public String solve() {
		int count = 0;
		int remains = s;
		for(int i=0;i<n;i++) {
			int notallowed;
			int allowed;
			int v = t[i];
			if(v%3 == 0) {
				notallowed = v/3;
				if(v/3 > 0)
					allowed = v/3+1;
				else
					allowed = notallowed;
			} else if(v%3 == 1) {
				notallowed = v/3+1;
				allowed = v/3+1;
			} else {
				notallowed = v/3+1;
				if(v/3+1 > 0) 
					allowed = v/3+2;
				else
					allowed = notallowed;					
			}
			if(notallowed >= p) {
				count++;
			} else if(allowed >= p && remains > 0) {
				count++;
				remains--;
			}			
		}
		return count + "";
	}

	public static void main(String[] args) throws Exception {
		CodeJamSolver.launch(8, "B-example.in", new CodeJamCaseSolverFactory() {
			@Override
			public CodeJamCaseSolver createSolver() {
				return new B();
			}
		});
	}

}
interface CodeJamCaseSolver {
	void input(Scanner in);
	String solve();
}
interface CodeJamCaseSolverFactory {
	CodeJamCaseSolver createSolver();
}
class CodeJamSolver {

	public static void launch(int threadNumber, String inputFileNameOnDesktop, CodeJamCaseSolverFactory factory, Integer... caseNumbers) throws Exception {
		if(!inputFileNameOnDesktop.endsWith(".in"))
			throw new RuntimeException("input filename should ends with '.in'");
		String outputFileNameOnDesktop = inputFileNameOnDesktop.substring(0, inputFileNameOnDesktop.length()-3) + ".out";
		String desktopDir = System.getProperty("user.home") + "/Desktop";
		String inputFile = desktopDir + "/" + inputFileNameOnDesktop;
		String outputFile = desktopDir + "/" + outputFileNameOnDesktop;
		launch(inputFile, outputFile, threadNumber, factory, caseNumbers);
	}

	private static void launch(String inputFilePath, String outputFilePath, final int threadNumber, final CodeJamCaseSolverFactory factory, Integer... caseIndices) throws Exception {
		final Object lock = new Object();
		final long startTime = System.currentTimeMillis();
		final Scanner in = new Scanner(new File(inputFilePath));
		final int casen = in.nextInt();
		final int[] nextIndex = {0}; 
		final String[] results = new String[casen];
		final Set<Integer> caseIndexToSolve = createCaseIndicesToSolve(casen, caseIndices);
		ExecutorService executor = Executors.newFixedThreadPool(threadNumber);
		for(int i=0;i<casen;i++) {
			executor.execute(new Runnable() {
				@Override
				public void run() {
					int casei;
					String result = null;
					{
						CodeJamCaseSolver caseSolver = factory.createSolver();
						synchronized(lock) {
							caseSolver.input(in);
							casei = nextIndex[0]++;
						}
						if(caseIndexToSolve.contains(casei+1))
							result = caseSolver.solve();
					}
					if(result != null) {
						synchronized(lock) {
							results[casei] = result;
							int solved = countNotNull(results);
							outputProgess(startTime, solved, caseIndexToSolve.size());
						}
					}
				}
			});
		}
		executor.shutdown();
		executor.awaitTermination(Long.MAX_VALUE, TimeUnit.SECONDS);
		printLine();
		outputResult(results, outputFilePath);
		printLine();
		System.out.println("Output is written to " + outputFilePath);
	}

	private static Set<Integer> createCaseIndicesToSolve(int casen, Integer... caseIndices) {
		final Set<Integer> set = new TreeSet<Integer>();
		if(caseIndices.length == 0) {
			for(int i=1;i<=casen;i++)
				set.add(i);
		} else {
			for(int v : caseIndices) {
				if(v < 1 || v > casen)
					throw new RuntimeException("invalid index : " + v);
				set.add(v);
			}
		}
		return set;
	}

	private static void printLine() {
		for(int i=0;i<100;i++)
			System.out.print("-");
		System.out.println();
	}

	private static int countNotNull(final String[] results) {
		int solved = 0;
		for(String s : results)
			if(s != null)
				solved++;
		return solved;
	}

	private static void outputProgess(long startTime, int solved, int caseNumberToSolve) {
		long duration = System.currentTimeMillis() - startTime;
		long estimation = (long)Math.round((double)duration * caseNumberToSolve / solved / 1000);
		System.out.printf("%.03fs : %d/%d solved (estimated : %dm %ds)\n", (double)duration / 1000, solved,  caseNumberToSolve, estimation / 60, estimation % 60);
	}

	private static void outputResult(final String[] results, String outputFilePath) throws FileNotFoundException {
		PrintStream ps = new PrintStream(outputFilePath);
		for(int i=0;i<results.length;i++) {
			if(results[i] != null) {
				String line = String.format("Case #%d: %s", i+1, results[i]);
				System.out.println(line);
				ps.println(line);
			}
		}
		ps.close();
	}

}
