Cody

Problem 45225. generate the matrix

Solution 2133757

Submitted on 19 Feb 2020 by Jiahang Li
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Test Suite

Test Status Code Input and Output
1   Pass
x = 4; y_correct = [0 1 2 3 4; -1 0 1 2 3; -2 -1 0 1 2; -3 -2 -1 0 1; -4 -3 -2 -1 0]; assert(isequal(gen_mat(x),y_correct))

x = 0 1 2 3 4 1 0 1 2 3 2 1 0 1 2 3 2 1 0 1 4 3 2 1 0 ans = 0 1 2 3 4 -1 0 1 2 3 -2 -1 0 1 2 -3 -2 -1 0 1 -4 -3 -2 -1 0
2   Pass
x = 6; y_correct = [0 1 2 3 4 5 6; -1 0 1 2 3 4 5; -2 -1 0 1 2 3 4; -3 -2 -1 0 1 2 3; -4 -3 -2 -1 0 1 2; -5 -4 -3 -2 -1 0 1; -6 -5 -4 -3 -2 -1 0]; assert(isequal(gen_mat(x),y_correct))

x = 0 1 2 3 4 5 6 1 0 1 2 3 4 5 2 1 0 1 2 3 4 3 2 1 0 1 2 3 4 3 2 1 0 1 2 5 4 3 2 1 0 1 6 5 4 3 2 1 0 ans = 0 1 2 3 4 5 6 -1 0 1 2 3 4 5 -2 -1 0 1 2 3 4 -3 -2 -1 0 1 2 3 -4 -3 -2 -1 0 1 2 -5 -4 -3 -2 -1 0 1 -6 -5 -4 -3 -2 -1 0
3   Pass
x = 0; y_correct = 0; assert(isequal(gen_mat(x),y_correct))

x = 0 ans = 0
4   Pass
x = []; y_correct = []; assert(isequal(gen_mat(x),y_correct))

ans = []

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