Cody

# Problem 43684. 0, 2, 0, -2, 0, 2, 0, -2, ...

Solution 1100920

Submitted on 9 Jan 2017 by Andriy Kavetsky
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### Test Suite

Test Status Code Input and Output
1   Pass
n = 1; y_correct = [0]; assert(isequal(seq(n),y_correct))

y = 0 y = 0 y = 0

2   Pass
n = 4 y_correct = [0, 2, 0, -2]; assert(isequal(seq(n),y_correct))

n = 4 y = 0 0 0 y = 0 2 0 y = 0 2 0 -2

3   Pass
n = 5 y_correct = [0, 2, 0, -2, 0]; assert(isequal(seq(n),y_correct))

n = 5 y = 0 0 0 0 0 y = 0 2 0 0 0 y = 0 2 0 -2 0

4   Pass
n = 8 y_correct = [0, 2, 0, -2, 0, 2, 0, -2]; assert(isequal(seq(n),y_correct))

n = 8 y = 0 0 0 0 0 0 0 y = 0 2 0 0 0 2 0 y = 0 2 0 -2 0 2 0 -2

5   Pass
n = 25 y_correct = [0, 2, 0, -2, 0, 2, 0, -2, 0, 2, 0, -2, 0, 2, 0, -2, 0, 2, 0, -2, 0, 2, 0, -2, 0]; assert(isequal(seq(n),y_correct))

n = 25 y = Columns 1 through 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Columns 17 through 25 0 0 0 0 0 0 0 0 0 y = Columns 1 through 16 0 2 0 0 0 2 0 0 0 2 0 0 0 2 0 0 Columns 17 through 25 0 2 0 0 0 2 0 0 0 y = Columns 1 through 16 0 2 0 -2 0 2 0 -2 0 2 0 -2 0 2 0 -2 Columns 17 through 25 0 2 0 -2 0 2 0 -2 0

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