mc 55/100

package Exam;

import java.util.Scanner;

public class MouseAndCheese {
    static int startRow = 0;
    static int startCol = 0;
    static int bonus = 0;
    static int cheese = 0;
    static int cheeseEaten = 0;
    static boolean foundEnd = false;

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int territorySize = Integer.parseInt(scanner.nextLine());
        char[][] territory = new char[territorySize][territorySize];
        for (int row = 0; row < territorySize; row++) {
            String line = scanner.nextLine().replaceAll("\\s+", "");
            territory[row] = line.toCharArray();
            if (line.contains("M")) {
                startRow = row;
                startCol = line.indexOf("M");
            }
            for (char chars : territory[row]) {
                if (chars == 'B') {
                    bonus++;
                }
                if (chars == 'c') {
                    cheese++;
                }
            }
        }

        String command = scanner.nextLine();
        while (!command.equals("end")) {
            moveCommands(territory, command);
//            printField(territory);
//            System.out.println();
            if (foundEnd) {
                break;
            }
            command = scanner.nextLine();
        }

        if (cheeseEaten>=5) {
            System.out.println("Great job, the mouse is fed " + cheeseEaten + " cheeses!");
        }
        else {
            System.out.printf("The mouse couldn't eat the cheeses, she needed %d cheeses more.", (5-cheeseEaten));
        }
        System.out.println();
        printField(territory);

    }

    private static void moveCommands(char[][] territory, String command) {
        switch (command) {
            case "up":
                foundEnd = moveMouse(territory, startRow - 1, startCol, command);
                break;
            case "down":
                foundEnd = moveMouse(territory, startRow + 1, startCol, command);
                break;
            case "left":
                foundEnd = moveMouse(territory, startRow, startCol - 1, command);
                break;
            case "right":
                foundEnd = moveMouse(territory, startRow, startCol + 1, command);
                break;
        }
    }

    private static boolean moveMouse(char[][] territory, int newRow, int newCol, String command) {
//        System.out.println(command);
        int oldRow = startRow;
        int oldCol = startCol;
        startRow = newRow;
        startCol = newCol;
        if (startRow >= territory.length || startRow < 0) {
            territory[oldRow][oldCol] = '-';
            System.out.println("Where is the mouse?");
            return true;
        }
        if (startCol >= territory.length || startCol < 0) {
            territory[oldRow][oldCol] = '-';
            System.out.println("Where is the mouse?");
            return true;
        }
        char current = territory[startRow][startCol];
        territory[oldRow][oldCol] = '-';
        territory[startRow][startCol] = 'M';
        if (current == 'c') {
            cheese--;
            cheeseEaten++;
        }
        if (current == 'B') {
            moveCommands(territory, command);
            territory[startRow][startCol] = '-';
        }
        return false;
    }

    private static void printField(char[][] field) {
        for (char[] chars : field) {
            for (int j = 0; j < field.length; j++) {
                System.out.print(chars[j] + "");
            }
            System.out.println();
        }
    }
}