Problem 459. Sum of diagonal of a square matrix

If

 x = [1 2 4; 3 4 5; 5 6 7]

then y should be the sum of the diagonals of the matrix

 y = 1 + 4 + 7 = 12
Solve

Solution Stats

66.07% Correct | 33.93% Incorrect
Last Solution submitted on Nov 13, 2025

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