list
初始化:
a = [[0 for col in range(1104)] for row in range(50)] # 50行,1104列
转置:
a = [[row[i] for row in a] for i in range(len(a[0]))]
二维list大小:
(len(a), (len(a[0])))
求和:
list
初始化:
a = [[0 for col in range(1104)] for row in range(50)] # 50行,1104列
转置:
a = [[row[i] for row in a] for i in range(len(a[0]))]
二维list大小:
(len(a), (len(a[0])))
求和: