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Qus

What will be the output of the following Python code?

  A = [[1, 2, 3],       [4, 5, 6],       [7, 8, 9]]  [A[i][len(A)-1-i] for i in range(len(A))]

Qusनिम्नलिखित Python कोड का आउटपुट क्या होगा?

A. [1, 5, 9]
B. [4, 5, 6]
C. [3, 5, 7]
D. [2, 5, 8]

Solution

C. [3, 5, 7]

Explanation

This expression scales the common index to fetch A[0][2], A[1][1], etc. We assume the matrix has the same number of rows and columns.