|
13 | 13 | [3,9,3]] |
14 | 14 |
|
15 | 15 | """ |
16 | | - |
17 | | - |
18 | | -def transpose_matrix(matrix: list[list[int]]) -> list[list[int]]: |
19 | | - """ "" |
| 16 | +def transpose_matrix(matrix: list[list[int]]) ->list[list[int]]: |
| 17 | + """"" |
20 | 18 | creating a new empty matrix for storing transposed values |
21 | 19 | number of rows in the matrix=len(matrix) |
22 | 20 | number of columns =number of elements in the matrix=number of element in 1st row of the matrix=len(matrix[0]) |
23 | 21 | """ |
24 | | - transposed_matrix = [[0] * len(matrix) for _ in range(len(matrix[0]))] |
25 | | - """ |
| 22 | + transposed_matrix=[[0]*len(matrix) for _ in range(len(matrix[0]))] |
| 23 | + """ |
26 | 24 | created an empty matrix of dimension len(matrix)*len(matrix[0]) |
27 | 25 | """ |
28 | 26 | for i in range(len(matrix)): |
29 | 27 | for j in range(len(matrix[0])): |
30 | | - """ |
| 28 | + """ |
31 | 29 | traversing the matrix element-by-element starting from 1st element of 1st row to last element of last row |
32 | 30 | 1st loop--> traversing through the row |
33 | 31 | 2nd loop--> traversing through the column |
34 | 32 | by this whole matrix is traversing |
35 | 33 |
|
36 | | - """ |
37 | | - transposed_matrix[j][i] = matrix[i][j] |
| 34 | + """ |
| 35 | + transposed_matrix[j][i]=matrix[i][j] |
38 | 36 | """ |
39 | 37 | keeping the values of matrix to resultant matrix in transposed order |
40 | 38 | for example 2nd element of 3rd row will be 3rd element of 2nd row |
41 | 39 | 1nd element of 2rd row will be 2rd element of 1nd row |
42 | | - likwise diagonal element will reamin intact |
| 40 | + likwise diagonal element will reamin intact |
43 | 41 |
|
44 | | - """ |
45 | | - # return the transposed_matrix |
| 42 | + """ |
| 43 | + #return the transposed_matrix |
46 | 44 | return transposed_matrix |
47 | | - |
48 | | - |
49 | 45 | """ |
50 | 46 | check for main function |
51 | 47 | give input and call the transpose_matrix () function with matirx as a parameter |
52 | 48 | """ |
53 | | -if __name__ == "__main__": |
54 | | - matrix = [[1, 2, 3, 4], [5, 6, 7, 8], [9, 10, 11, 12]] |
| 49 | +if __name__=="__main__": |
| 50 | + matrix=[[1, 2, 3, 4], [5, 6, 7, 8], [9, 10, 11, 12]] |
55 | 51 | print(transpose_matrix(matrix)) |
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