Problem 43270. Rotate matrix by -90 degrees

Solution 2041914

Submitted on 2 Dec 2019 by Shlomi Shomonov

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Test	Status	Code Input and Output
1	Pass	x = [1 2;3 4]; y_correct = [3 1;4 2]; assert(isequal(rotNeg90(x),y_correct)) x = 2 4 1 3 x = 4 3 2 1 x = 3 1 4 2
2	Pass	x = [1 2 3;4 5 6;7 8 9]; y_correct = [7 4 1;8 5 2;9 6 3]; assert(isequal(rotNeg90(x),y_correct)) x = 3 6 9 2 5 8 1 4 7 x = 9 8 7 6 5 4 3 2 1 x = 7 4 1 8 5 2 9 6 3

Test

Status

Code Input and Output

Pass

x = [1 2;3 4]; y_correct = [3 1;4 2]; assert(isequal(rotNeg90(x),y_correct))

x = 2 4 1 3 x = 4 3 2 1 x = 3 1 4 2

Pass

x = [1 2 3;4 5 6;7 8 9]; y_correct = [7 4 1;8 5 2;9 6 3]; assert(isequal(rotNeg90(x),y_correct))

x = 3 6 9 2 5 8 1 4 7 x = 9 8 7 6 5 4 3 2 1 x = 7 4 1 8 5 2 9 6 3

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