int dir[4][2] = {{-1,0},{1,0},{0,-1}{0,1}} for(i = 0;i < 4;i++) { x+= dir[i][0]; y+= dir[0][i]; } 相关文章: 2022-01-26 2021-10-08 2022-12-23 2023-04-01 2021-10-27 2022-02-27 2022-12-23