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问题描述
import java.util.Scanner; public class Main { public static int n,m,x,y,k,temp; public static String s; public static int[][] a; public static void main(String[] args) { Scanner sc = new Scanner(System.in); n = sc.nextInt(); m = sc.nextInt(); a = new int[n][m]; for(int i = 0; i < n; i++) { for(int j = 0; j < m; j++) { a[i][j] = sc.nextInt(); } } x = sc.nextInt(); y = sc.nextInt(); s = sc.next(); k = sc.nextInt(); temp = 0; move(x,y); } //0 表示白格,1 表示黑格 //若蚂蚁在黑格,右转90度,将该格改为白格,并向前移一格; //若蚂蚁在白格,左转90度,将该格改为黑格,并向前移一格。 //行号从上到下增长,列号从左到右增长 public static void move(int x,int y) { if(temp == k) { System.out.println(x + " " + y); } else { if(s.equals("U")) { if(a[x][y] != 0) { s = "R"; a[x][y] = 0; y++; } else { s = "L"; a[x][y] = 1; y--; } temp++; } else if(s.equals("D")) { if(a[x][y] != 0) { s = "L"; a[x][y] = 0; y--; } else { s = "R"; a[x][y] = 1; y++; } temp++; } else if(s.equals("L")) { if(a[x][y] != 0) { s = "U"; a[x][y] = 0; x--; } else { s = "D"; a[x][y] = 1; x++; } temp++; } else if(s.equals("R")) { if(a[x][y] != 0) { s = "D"; a[x][y] = 0; x++; } else { s = "U"; a[x][y] = 1; x--; } temp++; } move(x, y); } } }
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原文地址:http://blog.csdn.net/l243225530/article/details/45542997