设计一个10*10的棋盘:
行号、列号单独输出
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package yu; import java.util.Scanner; public class WuZiQi { /*● 棋子1 ○ 棋子2 * */ public static void main(String[] args) { // TODO Auto-generated method stub String [] [] qipan= new String [ 10 ] [ 10 ]; //初始化棋盘: for ( int k= 0 ;k<qipan.length;k++){ for ( int q= 0 ;q<qipan[k].length;q++){ qipan[k][q]= "+ " ; } } //输出棋盘: System.out.print( " " ); for ( int i= 0 ;i< 10 ;i++){ System.out.print(i+ " " ); } System.out.println(); for ( int k= 0 ;k<qipan.length;k++){ System.out.print(k+ " " ); for ( int q= 0 ;q<qipan[k].length;q++){ System.out.print(qipan[k][q]); } System.out.println(); } |
输入坐标下棋(x,y),并作容错处理:
- 保证输入的坐标是(x,y);
- 下标越界处理;
- 判断此坐标有无棋子;
- 确保坐标输入为数字。
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int x,y; //储存下棋坐标: Scanner sc= new Scanner(System.in); boolean flag= true ; //区分黑白棋; while ( true ){ System.out.println( "请输入坐标下棋,坐标格式(x,y)" ); String str=sc.nextLine(); String [] str1=str.split( "," ); //容错处理1 if (str1.length!= 2 ){ System.out.println( "坐标输入错误,请重新输入!!" ); } else { //容错处理3 try { x=Integer.parseInt(str1[ 0 ]); y=Integer.parseInt(str1[ 1 ]); } catch (Exception e){ System.out.println( "坐标输入错误,请重新输入!!" ); continue ; } //容错处理2--下标越界 if (x>= 10 ||y>= 10 ){ System.out.println( "坐标输入错误,请重新输入!!" ); } else { //容错处理--判断当前位置是否有棋子: //黑白棋: if (qipan[x][y].equals( "+ " )){ if (flag){ qipan[x][y]= "● " ; } else { qipan[x][y]= "○ " ; } flag=!flag; } else { System.out.println( "当前位置已有棋子,请重新输入坐标!!" ); continue ; } //输出棋盘: System.out.print( " " ); for ( int i= 0 ;i< 10 ;i++){ System.out.print(i+ " " ); } System.out.println(); for ( int k= 0 ;k<qipan.length;k++){ System.out.print(k+ " " ); for ( int q= 0 ;q<qipan[k].length;q++){ System.out.print(qipan[k][q]); } System.out.println(); } |
判断是否五子连珠:
8个方向,4条线
- 上方&下方
- 左方&右方
- 左斜上&右斜下
- 右斜上&左斜下
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//判断是否五子连珠: int count= 1 ; String currentZiQi=qipan[x][y]; //储存当前下的棋子; //判断上方: for ( int k=x- 1 ;k>= 0 ;k--){ if (qipan[k][y].equals(currentZiQi)){ count++; } else { break ; } } if (count>= 5 ){ System.out.println(currentZiQi+ "获胜!!!" ); break ; } //判断下方: for ( int k=x+ 1 ;k< 10 ;k++){ if (qipan[k][y].equals(currentZiQi)){ count++; } else { break ; } } if (count>= 5 ){ System.out.println(currentZiQi+ "获胜!!!" ); break ; } count= 1 ; //重置count; //判断左边: for ( int k=y- 1 ;k>= 0 ;k--){ if (qipan[x][k].equals(currentZiQi)){ count++; } else { break ; } } if (count>= 5 ){ System.out.println(currentZiQi+ "获胜!!!" ); break ; } //判断右边: for ( int k=y+ 1 ;k< 10 ;k++){ if (qipan[x][k].equals(currentZiQi)){ count++; } else { break ; } } if (count>= 5 ){ System.out.println(currentZiQi+ "获胜!!!" ); break ; } count= 1 ; //判断左上斜边: for ( int k=x- 1 ,j=y- 1 ;k>= 0 &&j>= 0 ;k--,j--){ if (qipan[k][j].equals(currentZiQi)){ count++; } else { break ; } } if (count>= 5 ){ System.out.println(currentZiQi+ "获胜!!!" ); break ; } //右下斜方: for ( int k=x+ 1 ,j=y+ 1 ;k< 10 &&j< 10 ;k++,j++){ if (qipan[k][j].equals(currentZiQi)){ count++; } else { break ; } } if (count>= 5 ){ System.out.println(currentZiQi+ "获胜!!!" ); break ; } count= 1 ; //左下斜方: for ( int k=x- 1 ,j=y+ 1 ;k>= 0 &&j< 10 ;k--,j++){ if (qipan[k][j].equals(currentZiQi)){ count++; } else { break ; } } if (count>= 5 ){ System.out.println(currentZiQi+ "获胜!!!" ); break ; } //右上斜方: for ( int k=x+ 1 ,j=y- 1 ;k< 10 &&j>= 0 ;k++,j--){ if (qipan[k][j].equals(currentZiQi)){ count++; } else { break ; } } if (count>= 5 ){ System.out.println(currentZiQi+ "获胜!!!" ); break ; } count= 1 ; } } } } } |
总结
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原文链接:https://blog.csdn.net/m0_53246877/article/details/113333770