import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;

public class Template {

	public static void main(String args[]) {

		BufferedWriter writer = null;
		try {
			// create a temporary file
			System.out.println("dir:" + System.getProperty("user.dir"));
			File logFile = new File(System.getProperty("user.dir") + "\\lab3.txt");

			writer = new BufferedWriter(new FileWriter(logFile));
			writer.write(shape3(9) + System.lineSeparator() + shape4(9) + System.lineSeparator() + shape5(9)
					+ System.lineSeparator() + shape6(9));
		} catch (Exception e) {
			e.printStackTrace();
		} finally {
			try {
				// Close the writer regardless of what happens...
				writer.close();
			} catch (Exception e) {
			}
		}
		// append following patterns in a file e.g. "c:\\lab3.txt" one by one

		// read the pattern File e.g. "c://lab3.txt" and display to the screen

	}

	// sample pattern printing to the screen
	public static void shape1(int j) {
		for (int i = 1; i <= j; i++) {
			for (int k = 1; k <= i; k++) {
				System.out.print(i);
			}
			System.out.println();
		}

	}

	// sample pattern printing to the screen
	public static void shape2(int j) {
		for (int i = 1; i <= j; i++) {
			for (int k = 1; k <= (j * 2 + 1); k++) {
				System.out.print(i);
			}
			System.out.println();
		}

	}

	// save the pattern in a file
	// need to handle the exceptions
	public static String shape3(int j) {
		int width = j * 2;
		int height = j;
		String stringToPrint = "";
		for (int row = 0; row < height; row++) {
			for (int col = 0; col < width; col++) {
				if (row == 0) {
					stringToPrint += "" + (row + 1);
				} else {
					if (row == (height - 1)) {
						stringToPrint += "" + (row + 1);
					} else {
						if ((col == 0) || (col == width / 2) || (col == (width - 1))) {
							stringToPrint += "" + (row + 1);
						} else {
							stringToPrint += ".";
						}
					}
				}
			}
			stringToPrint += System.getProperty("line.separator");
		}
		return stringToPrint;
	}

	// save the pattern in a file
	// need to handle the exceptions
	public static String shape4(int j) {
		int width = j * 2 + 1;
		int height = j;
		String stringToPrint = "";
		for (int row = 0; row < height; row++) {
			for (int col = 0; col < width; col++) {
				if (row == 0) {
					stringToPrint += "" + (row + 1);
				} else {
					if (row == (height - 1)) {
						stringToPrint += "" + (row + 1);
					} else {
						if (row == (height / 2)) {
							stringToPrint += "" + (row + 1);
						} else {
							if ((col == 0) || (col == width / 2) || (col == (width - 1))) {
								stringToPrint += "" + (row + 1);
							} else {
								stringToPrint += ".";
							}
						}
					}
				}
			}
			stringToPrint += System.getProperty("line.separator");
		}
		return stringToPrint;
	}

	// save the pattern in a file
	// need to handle the exceptions
	public static String shape5(int j) {
		int width = j * 2 + 1;
		int height = j;
		String stringToPrint = "";
		for (int row = 0; row < height; row++) {
			for (int col = 0; col < width; col++) {
				if (row == 0) {
					stringToPrint += "" + (row + 1);
				} else {
					if (row == (height - 1)) {
						stringToPrint += "" + (row + 1);
					} else {
						if (row == (height / 2)) {
							stringToPrint += "" + (row + 1);
						} else {
							if ((col == 0) || (col == width / 2) || (col == (width - 1))) {
								stringToPrint += "" + (1);
							} else {
								if ((col == (width / 6)) || (col == (width / 3)) || (col == (width * 2 / 3))
										|| (col == (width * 5 / 6))) {
									stringToPrint += "x";
								} else {
									stringToPrint += ".";
								}
							}
						}
					}
				}
			}
			stringToPrint += System.getProperty("line.separator");
		}
		return stringToPrint;
	}

	// save the pattern in a file
	// need to handle the exceptions
	public static String shape6(int j) {
		int width = j * 2 + 1;
		int height = j;
		int middle = width / 2;
		String stringToPrint = "";
		for (int row = 0; row < height; row++) {
			for (int col = 0; col < width; col++) {
				if ((col < (middle - row)) || (col > (middle + row))) {
					stringToPrint += ".";
				} else {
					stringToPrint += "" + (row + 1);
				}
			}
			stringToPrint += System.getProperty("line.separator");
		}
		return stringToPrint;
	}

}