Python：每日一题 11

san1412

1. X = [[12,7,3],
   
2.     [4,5,6],
   
3.     [7,8,9]]
   
4. 
   
5. Y = [[5,8,1],
   
6.     [6,7,3],
   
7.     [4,5,9]]
   
8. 
   
9. Z = []
   
10. 
    
11. for i in range(3):
    
12.     N = "list%s"%i#循环创建多个列表
    
13.     N = []
    
14.     for j in range(3):
    
15.         N.append(X[i][j] + Y[i][j])#嵌套列表
    
16.     Z.append(N)
    
17. print(Z)

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