[JAVA] Code Up 기초 100제 (1097~ 1099)

# 1097

import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int[][] arr = new int[19][19];

        for (int i = 0; i < arr.length; i++) {
            for (int j = 0; j < arr.length; j++) {
                arr[i][j] = sc.nextInt();
            }
        }

        int n = sc.nextInt();
        int x, y;

        for (int i = 0; i < n; i++) {
            x = sc.nextInt();

            for (int j = 0; j < arr.length; j++) {
                if (arr[x - 1][j] == 0) {
                    arr[x - 1][j] = 1;
                } else {
                    arr[x - 1][j] = 0;
                }
            }

            y = sc.nextInt();

            for (int k = 0; k < arr.length; k++) {
                if (arr[k][y - 1] == 0) {
                    arr[k][y - 1] = 1;
                } else {
                    arr[k][y - 1] = 0;
                }
            }

        }

        for (int i = 0; i < arr.length; i++) {
            for (int j = 0; j < arr.length; j++) {
                System.out.printf(arr[i][j] + " ");
            }
            System.out.println();
        }
    }
}

 

# 1098

import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int X = sc.nextInt();
        int Y = sc.nextInt();
        int[][] arr = new int[X + 1][Y + 1];

        int n = sc.nextInt();
        int l, d, x, y;

        for (int i = 0; i < n; i++) {
            l = sc.nextInt();
            d = sc.nextInt();
            x = sc.nextInt();
            y = sc.nextInt();

            if (d == 0) {
                for (int j = 0; j < l; j++) {
                    arr[x][y + j] = 1;
                }
            } else if (d == 1) {
                for (int k = 0; k < l; k++) {
                    arr[x + k][y] = 1;
                }
            }
        }

        for (int i = 1; i <= X; i++) {
            for (int j = 1; j <= Y; j++) {
                System.out.print(arr[i][j] + " ");
            }
            System.out.println();
        }

    }
}

 

# 1099

import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int[][] arr = new int[11][11];

        for (int i = 1; i < arr.length; i++) {
            String a = sc.nextLine();
            String[] b = a.split(" ");
            for (int j = 0; j < arr.length - 1; j++) {
                arr[i][j + 1] = Integer.parseInt(b[j]);
            }
        }

        int x = 2;
        int y = 2;

        while (true) {
            if (arr[x][y] == 2) {
                arr[x][y] = 9;
                break;
            }
            if (arr[x][y + 1] == 1) {
                if (arr[x + 1][y] == 1) {
                    break;
                } else {
                    x++;
                }
            } else if (arr[x][y + 1] != 1) {
                y++;
            }

            if (arr[x][y] == 2) {
                arr[x][y] = 9;
                break;
            }
            arr[x][y] = 9;
        }
        arr[2][2] = 9;

        for (int i = 1; i < arr.length; i++) {
            for (int j = 1; j < arr.length; j++) {
                System.out.print(arr[i][j] + " ");
            }
            System.out.println();
        }

    }
}

 

코드업 기초 100제

문제집 / C언어 기초 100제