本文实例为大家分享了python实现转圈打印矩阵的具体代码,供大家参考,具体内容如下
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#! conding:utf-8 __author__ = "hotpot" __date__ = "2017/10/28 9:40" def return_edge(matrix, start_col, end_col, start_row, end_row): if start_row = = end_row: return matrix[start_row][start_col:end_col + 1 ] elif end_col = = start_col: res = [] for i in range (start_row,end_row + 1 ): res.append(matrix[i][end_col]) return res else : res2 = [] res3 = [] res4 = [] res1 = matrix[start_row][start_col:end_col + 1 ] for i in range (start_row + 1 ,end_row + 1 ): res2.append(matrix[i][end_col]) for i in range (end_col - 1 ,start_col - 1 , - 1 ): res3.append(matrix[end_row][i]) for i in range (end_row - 1 ,start_row, - 1 ): res4.append(matrix[i][start_row]) res1.extend(res2) res1.extend(res3) res1.extend(res4) return res1 def spiralOrder( matrix): if matrix: row = len (matrix) - 1 col = len (matrix[ 0 ]) - 1 start_row = 0 start_col = 0 end_row = row end_col = col res = [] while start_col< = end_col and start_row < = end_row: res.extend(return_edge(matrix,start_col,end_col , start_row ,end_row)) start_col + = 1 end_col - = 1 start_row + = 1 end_row - = 1 return res else : return matrix if __name__ = = '__main__' : matrix = [[ 0 for i in range ( 3 ) ] for j in range ( 3 )] num = 1 for m in range ( len (matrix)): for n in range ( len (matrix[ 0 ])): matrix[m][n] = num num + = 1 print (spiralOrder( matrix)) |
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:https://blog.csdn.net/hotpotbo/article/details/78374025