除了第三题 都不保证一定AC 如果有问题 麻烦告诉我 第一题画画板 while(line = readline()) { line = line.split(" "); var n = parseInt(line[0]), m = parseInt(line[1]), i = 0, j = 0, tmp = '', l = 0, k = 0, arr = [], counter = 0; for(i = 0; i ...