JavaSE015_数组之应用举例(利用二维数组实现五子棋初步功能)
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import java.io.*; public class Gobang { //定义一个二维数组来充当棋盘 private String[][] board; //定义棋盘的大小 private static int BOARD_SIZE = 15; public void initBoard() { //初始化棋盘数组 board = new String[BOARD_SIZE][BOARD_SIZE]; //把每个元素赋为"╋",用于在控制台画出棋盘 for (int i = 0 ; i < BOARD_SIZE ; i++) { for ( int j = 0 ; j < BOARD_SIZE ; j++) { board[i][j] = "╋"; } } } //在控制台输出棋盘的方法 public void printBoard() { //打印每个数组元素 for (int i = 0 ; i < BOARD_SIZE ; i++) { for ( int j = 0 ; j < BOARD_SIZE ; j++) { //打印数组元素后不换行 System.out.print(board[i][j]); } //每打印完一行数组元素后输出一个换行符 System.out.print("\n"); } } public static void main(String[] args)throws Exception { Gobang gb = new Gobang(); gb.initBoard(); gb.printBoard(); System.out.println("请输入您下棋的座标,应以x,y的格式:"); //这是用于获取键盘输入的方法 BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String inputStr = null; //br.readLine():每当在键盘上输入一行内容按回车,刚输入的内容将被br读取到。 while ((inputStr = br.readLine()) != null) { //将用户输入的字符串以逗号(,)作为分隔符,分隔成2个字符串 String[] posStrArr = inputStr.split(","); //将2个字符串转换成用户下棋的座标 int xPos = Integer.parseInt(posStrArr[0]); int yPos = Integer.parseInt(posStrArr[1]); //把对应的数组元素赋为"●"。 gb.board[xPos - 1][yPos - 1] = " ● "; /* 电脑随机生成2个整数,作为电脑下棋的座标,赋给board数组。 还涉及 1.座标的有效性,只能是数字,不能超出棋盘范围 2.如果下的棋的点,不能重复下棋。 3.每次下棋后,需要扫描谁赢了 */ gb.printBoard(); System.out.println("请输入您下棋的座标,应以x,y的格式:"); } } }
输出结果如下:
请输入您下棋的座标,应以x,y的格式:
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
通过键盘输入 5,5
输出结果为:
5,5
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋ ● ╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
请输入您下棋的座标,应以x,y的格式:
再通过键盘输入 7,6
输出结果为:
7,6╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋ ● ╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋ ● ╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
╋╋╋╋╋╋╋╋╋╋╋╋╋╋╋
请输入您下棋的座标,应以x,y的格式:
0 0
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