import java.util.Scanner;
import java.io.*;

/*
class ToiN implements Toi{
	public void exec(String[] args){ solve(); }
	public void solve(){
		Tool tool = new Tool();

	}
}
  */

interface Toi {
	public void exec(String[] args);
}

public class Main {
	public static void main(String[] args) {
		Toi toi = new Toi22();
		toi.exec(args);
	}
}

class Tool {
	Scanner sc;
	
	public Tool() {
		sc = new Scanner(System.in);
	}
	
	public void inputArray(int[] array) {
		for (int i = 0; i < array.length; i++) {
			try {
				array[i] = sc.nextInt();
			} catch (Exception e) {
				break;
			}
		}
	}
	
	public void inputArray(long[] array) {
		for (int i = 0; i < array.length; i++) {
			try {
				array[i] = sc.nextLong();
			} catch (Exception e) {
				break;
			}
		}
	}
	
	public void inputArray(String[] array) {
		for (int i = 0; i < array.length; i++) {
			try {
				array[i] = sc.next();
			} catch (Exception e) {
				break;
			}
		}
	}
	
	public void inputArray(byte[] array) {
		for (int i = 0; i < array.length; i++) {
			try {
				array[i] = sc.nextByte();
			} catch (Exception e) {
				break;
			}
		}
	}
	
	public void inputArray(short[] array) {
		for (int i = 0; i < array.length; i++) {
			try {
				array[i] = sc.nextShort();
			} catch (Exception e) {
				break;
			}
		}
	}
	
	public void inputArray(int[][] array) {
		for (int i = 0; i < array.length; i++) {
			for (int j = 0; j < array[0].length; j++) {
				try {
					array[i][j] = sc.nextInt();
				} catch (Exception e) {
					break;
				}
			}
		}
	}
	
	public void zeroArray(int[][] array) {
		for (int i = 0; i < array.length; i++) {
			for (int j = 0; j < array[0].length; j++) {
				try {
					array[i][j] = 0;
				} catch (Exception e) {
					break;
				}
			}
		}
	}
	
	public void zeroArray(boolean[][] array) {
		for (int i = 0; i < array.length; i++) {
			for (int j = 0; j < array[0].length; j++) {
				try {
					array[i][j] = false;
				} catch (Exception e) {
					break;
				}
			}
		}
	}
}

class Tool17 extends Tool {
	Scanner sc;
	
	public Tool17() {
		sc = new Scanner(System.in);
	}
	
	public void inputArray(int[] array) {
		for (int i = 0; i < array.length; i++) {
			try {
				array[i] = sc.nextInt();
				if (i % 2 == 1 && array[i] == 0 && array[i - 1] == 0) {
					break;
				}
			} catch (Exception e) {
				break;
			}
		}
	}
	
	public void inputArray(long[] array) {
		for (int i = 0; i < array.length; i++) {
			try {
				array[i] = sc.nextInt();
				if (i % 2 == 1 && array[i] == 0 && array[i - 1] == 0) {
					break;
				}
			} catch (Exception e) {
				break;
			}
		}
	}
	
}

class testTool22 extends Tool {
	Scanner sc;
	String path;
	
	public testTool22(String path) throws FileNotFoundException {
		try {
			sc = new Scanner(new File(path));
		} catch (FileNotFoundException e) {
			return;
		}
	}
	
	public void inputArray(int[][] array) {
		for (int i = 0; i < array[0].length; i++) {
			for (int j = 0; j < array.length; j++) {
				try {
					String tmp = sc.next();
					if (tmp == null || tmp.equals("") || tmp.equals("\n")) {
						return;
					} else {
						if (j % 2 != 0) {
							array[j][i] = Integer.parseInt(tmp);
						} else {
							array[j][i] = (int) (tmp.charAt(0));
						}
						tmp = "";
					}
				} catch (Exception e) {
					break;
				}
			}
		}
	}
	
	public void inputArray(byte[] array) {
		for (int i = 0; i < array.length; i++) {
			try {
				array[i] = sc.nextByte();
			} catch (Exception e) {
				break;
			}
		}
	}
}

class Tool22 extends Tool {
	Scanner sc;
	String path;
	
	public Tool22(String path) {
			sc = new Scanner(System.in);
	}
	
	public void inputArray(int[][] array) {
		for (int i = 0; i < array[0].length; i++) {
			for (int j = 0; j < array.length; j++) {
				try {
					String tmp = sc.next();
					if (tmp == null || tmp.equals("") || tmp.equals("\n")) {
						return;
					} else {
						if (j % 2 != 0) {
							array[j][i] = Integer.parseInt(tmp);
						} else {
							array[j][i] = (int) (tmp.charAt(0));
						}
						tmp = "";
					}
				} catch (Exception e) {
					break;
				}
			}
		}
	}
	
	public void inputArray(byte[] array) {
		for (int i = 0; i < array.length; i++) {
			try {
				array[i] = sc.nextByte();
			} catch (Exception e) {
				break;
			}
		}
	}
}

class Toi8 implements Toi {
	public void exec(String[] args) {
		solve();
	}
	
	public void solve() {
		Scanner sc = new Scanner(System.in);
		int[] whxyr = new int[5];
		for (byte i = 0; i < whxyr.length; i++) {
			whxyr[i] = sc.nextInt();
		}
		calc(whxyr);
		int[] renewWh = {whxyr[0] - whxyr[4], whxyr[1] - whxyr[4], whxyr[2] + whxyr[4], whxyr[3] + whxyr[4]};
		if (renewWh[0] >= 0 && renewWh[1] >= 0 && renewWh[2] <= whxyr[0] && renewWh[3] <= whxyr[1]) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}
	
	public void calc(int[] array) {
		int tmp;
		for (byte i = 0; i < array.length - 2; i++) {
			if (array[i + 2] < 0) {
				tmp = array[i];
				array[i] = array[i + 2];
				array[i + 2] = tmp;
			}
		}
		return;
	}
}

class Toi9 implements Toi {
	public void exec(String[] args) {
		solve();
	}
	
	public void solve() {
		for (short i = 0; i < 1000; i++) {
			System.out.println("Hello World");
		}
	}
}

class Toi10 implements Toi {
	public void exec(String[] args) {
		solve();
	}
	
	public void solve() {
		short[] tmp = new short[10000];
		Scanner sc = new Scanner(System.in);
		for (short i = 0; i < 10000; i++) {
			try {
				tmp[i] = sc.nextShort();
				if (tmp[i] == 0) {
					break;
				}
			} catch (Exception e) {
				break;
			}
		}
		for (short i = 1; i <= 10000; i++) {
			if (tmp[i - 1] == 0) {
				break;
			}
			System.out.println("Case " + i + ": " + tmp[i - 1]);
		}
	}
}

class Toi11 implements Toi {
	public void exec(String[] args) {
		solve();
	}
	
	public void solve() {
		short[] xy = new short[6000];
		Scanner sc = new Scanner(System.in);
		short point = 0;
		for (short i = 0; i < 3000; i++) {
			try {
				xy[i] = sc.nextShort();
				xy[i + 3000] = sc.nextShort();
			} catch (Exception e) {
				break;
			}
			if (xy[i] == 0 && xy[i + 3000] == 0) {
				point = i;
				break;
			}
		}
		for (short i = 1; i <= point; i++) {
			if (xy[i - 1] < xy[i + 3000 - 1]) {
				System.out.println(xy[i - 1] + " " + xy[i + 3000 - 1]);
			} else {
				System.out.println(xy[i + 3000 - 1] + " " + xy[i - 1]);
			}
		}
	}
}

class Toi12 implements Toi {
	public void exec(String[] args) {
		solve();
	}
	
	public void solve() {
		short[] abc = new short[5];
		Scanner sc = new Scanner(System.in);
		for (byte i = 0; i < 3; i++) {
			abc[i] = sc.nextShort();
		}
		short[] f = new short[5000];
		for (short i = 0; i < 5000; i++) {
			f[i] = 0;
		}
		calc(abc[2], f);
		short count = 0;
		for (short i = 0; i < 5000; i++) {
			if (f[i] >= abc[0] && f[i] <= abc[1]) {
				count++;
			} else {
				continue;
			}
		}
		System.out.println(count);
	}
	
	public void calc(short inputNum, short[] outputArray) {
		for (short i = 1, j = 0; i <= inputNum; i++) {
			if (inputNum % i == 0) {
				outputArray[j] = i;
				j++;
			}
		}
	}
}

class Toi13 implements Toi {
	public void exec(String[] args) {
		solve();
	}
	
	public void solve() {
		int[] ab = new int[2];
		Tool tool = new Tool();
		tool.inputArray(ab);
		double[] cd = {ab[0], ab[1]};
		System.out.print(ab[0] / ab[1] + " " + ab[0] % ab[1] + " ");
		System.out.printf("%.5f\n", cd[0] / cd[1]);
	}
}

class Toi14 implements Toi {
	public void exec(String[] args) {
		solve();
	}
	
	public void solve() {
		double r = (new Scanner(System.in).nextDouble());
		System.out.printf("%.6f", Math.pow(r, 2) * Math.PI);
		System.out.print(" ");
		System.out.printf("%.6f\n", r * 2. * Math.PI);
	}
}

class Toi15 implements Toi {
	public void exec(String[] args) {
		solve();
	}
	
	public void solve() {
		String[] aOpB = new String[3];
		Tool tool = new Tool();
		int[] ab = new int[2];
		int i = 0;
		long[] solved = new long[1000];
		for (int j = 0; j < solved.length; j++) {
			solved[j] = (long) (Math.pow(20000, 2)) * (-1);
		}
		while (true) {
			tool.inputArray(aOpB);
			ab[0] = Integer.parseInt(aOpB[0]);
			ab[1] = Integer.parseInt(aOpB[2]);
			try {
				if (aOpB[1].equals("+")) {
					solved[i++] = ab[0] + ab[1];
				} else if (aOpB[1].equals("-")) {
					solved[i++] = ab[0] - ab[1];
				} else if (aOpB[1].equals("*")) {
					solved[i++] = ab[0] * ab[1];
				} else if (aOpB[1].equals("/")) {
					solved[i++] = ab[0] / ab[1];
				} else if (aOpB[1].equals("?")) {
					break;
				} else {
					break;
				}
			} catch (Exception e) {
				break;
			}
		}
		i = 0;
		while (true) {
			try {
				if (solved[i] > (long) (Math.pow(20000, 2)) * (-1)) {
					System.out.println(solved[i++]);
				} else {
					break;
				}
			} catch (Exception e) {
				break;
			}
		}
	}
}

class Toi16 implements Toi {
	public void exec(String[] args) {
		solve();
	}
	
	public void solve() {
		Tool tool = new Tool();
		int[] n = new int[1];
		tool.inputArray(n);
		long[] a = new long[n[0]];
		tool.inputArray(a);
		long tmp;
		for (int i = 0; i < a.length; i++) {
			for (int j = i + 1; j < a.length; j++) {
				if (a[i] > a[j]) {
					tmp = a[j];
					a[j] = a[i];
					a[i] = tmp;
					tmp = 0;
				}
			}
		}
		long sum = 0;
		for (int i = 0; i < a.length; i++) {
			sum += a[i];
		}
		System.out.println(a[0] + " " + a[a.length - 1] + " " + sum);
	}
}

class Toi17 implements Toi {
	public void exec(String[] args) {
		solve();
	}
	
	public void solve() {
		Tool tool = new Tool17();
		int[] hw = new int[1000];
		tool.inputArray(hw);
		for (int h = 0; h < hw.length - 1; h += 2) {
			for (int i = 0; i < hw[h]; i++) {
				for (int j = 1; j <= hw[h + 1]; j++) {
					if (hw[h] == 0 && hw[h + 1] == 0) {
						break;
					}
					System.out.print("#");
				}
				if (hw[h] == 0 && hw[h + 1] == 0) {
					break;
				}
				System.out.println();
			}
			if (hw[h] == 0 && hw[h + 1] == 0) {
				break;
			}
			System.out.println();
		}
	}
}

class Toi18 implements Toi {
	public void exec(String[] args) {
		solve();
	}
	
	public void solve() {
		Tool tool = new Tool17();
		long[] hw = new long[1000];
		tool.inputArray(hw);
		for (int h = 0; h < hw.length - 1; h += 2) {
			if (hw[h] == 0 && hw[h + 1] == 0) {
				break;
			}
			for (int i = 0; i < hw[h + 1]; i++) {
				System.out.print("#");
			}
			System.out.println();
			for (int i = 0; i < hw[h] - 2; i++) {
				System.out.print("#");
				for (int j = 1; j <= hw[h + 1] - 2; j++) {
					System.out.print(".");
				}
				System.out.print("#");
				if (hw[h] == 0 && hw[h + 1] == 0) {
					break;
				}
				System.out.println();
			}
			if (hw[h] == 0 && hw[h + 1] == 0) {
				break;
			}
			for (int i = 0; i < hw[h + 1]; i++) {
				System.out.print("#");
			}
			System.out.println();
			System.out.println();
		}
	}
}

class Toi19 implements Toi {
	public void exec(String[] args) {
		solve();
	}
	
	public void solve() {
		Tool tool = new Tool17();
		int[] hw = new int[1000];
		tool.inputArray(hw);
		for (int h = 0; h < hw.length - 1; h += 2) {
			for (int i = 0; i < hw[h]; i++) {
				for (int j = 1; j <= hw[h + 1]; j++) {
					if (hw[h] == 0 && hw[h + 1] == 0) {
						break;
					}
					if (i % 2 == 0) {
						if (j % 2 != 0) {
							System.out.print("#");
						} else {
							System.out.print(".");
						}
					} else {
						if (j % 2 != 0) {
							System.out.print(".");
						} else {
							System.out.print("#");
						}
					}
				}
				if (hw[h] == 0 && hw[h + 1] == 0) {
					break;
				}
				System.out.println();
			}
			if (hw[h] == 0 && hw[h + 1] == 0) {
				break;
			}
			System.out.println();
		}
	}
}

class Toi20 implements Toi {
	public void exec(String[] args) {
		solve();
	}
	
	public void solve() {
		Tool tool = new Tool();
		int[] n = new int[1];
		int x;
		int[] y = new int[4];
		int z = 0;
		int zSum = 0;
		tool.inputArray(n);
		for (int i = 1; i <= n[0]; i++) {
			x = i;
			if (x % 3 == 0) {
				System.out.print(" " + x);
				continue;
			} else {
				z = 0;
				for (int j = 0; j < y.length; j++) {
					y[j] = 0;
					if (x % 10 == 3) {
						System.out.print(" " + (int) ((x * Math.pow(10, j)) + z));
						break;
					} else {
						z += (x - ((x / 10) * 10)) * (Math.pow(10, j));
						if ((x /= 10) > 0) {
							y[j]++;
							continue;
						} else {
							z = 0;
							break;
						}
					}
				}
			}
		}
		System.out.println();
	}
}

class Toi21 implements Toi {
	public void exec(String[] args) {
		solve();
	}
	
	public void solve() {
		Tool tool = new Tool();
		byte[] n = new byte[1];
		tool.inputArray(n);
		short[] a = new short[n[0]];
		tool.inputArray(a);
		short tmp = 0;
		for (byte i = 0; i < a.length / 2; i++) {
			tmp = a[i];
			a[i] = a[a.length - (1 + i)];
			a[a.length - (1 + i)] = tmp;
		}
		for (byte i = 0; i < a.length - 1; i++) {
			System.out.print(a[i] + " ");
		}
		System.out.println(a[a.length - 1]);
	}
}

class Toi22 implements Toi {
	public void exec(String[] args) {
		solve();
	}
	
	public void solve() {
		try {
			Tool tool = new Tool22("Main.txt");
			byte[] cardCount = new byte[1];
			tool.inputArray(cardCount);
			int[][] array = new int[2][cardCount[0]];
			tool.zeroArray(array);
			tool.inputArray(array);
			boolean[][] cardArray = new boolean[4][13];
			tool.zeroArray(cardArray);
			final int s = (int) ('S');
			final int h = (int) ('H');
			final int c = (int) ('C');
			final int d = (int) ('D');
			byte tmp;
			for (short i = 0; i < cardArray.length * cardArray[0].length; i++) {
				try {
					switch (array[0][i]) {
						case s:
							cardArray[0][array[1][i] - 1] = true;
							continue;
						case h:
							cardArray[1][array[1][i] - 1] = true;
							continue;
						case c:
							cardArray[2][array[1][i] - 1] = true;
							continue;
						case d:
							cardArray[3][array[1][i] - 1] = true;
							continue;
						default:
							continue;
					}
				} catch (Exception e) {
					continue;
				}
			}
			for (byte i = 0; i < cardArray.length; i++) {
				for (byte j = 1; j <= cardArray[0].length; j++) {
					if (!cardArray[i][j - 1] && i == 0) {
						System.out.println("S " + j);
					} else if (!cardArray[i][j - 1] && i == 1) {
						System.out.println("H " + j);
					} else if (!cardArray[i][j - 1] && i == 2) {
						System.out.println("C " + j);
					} else if (!cardArray[i][j - 1] && i == 3) {
						System.out.println("D " + j);
					}
				}
			}
		} catch (Exception e) {
			return;
		}
	}
}


Measured memory_bytes: 26520