Cody

Problem 1227. Generate a random matrix A of (1,-1)

Solution 3321163

Submitted on 22 Oct 2020
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Test Suite

Test Status Code Input and Output
1   Fail
x = 5; assert(isequal(unique(rand_plusminus1(x)),[-1;1]))

Assertion failed.

2   Pass
x = 1; assert(isequal(abs(rand_plusminus1(x)),1))

3   Pass
x = 0; assert(isequal(rand_plusminus1(x),[]))

y = []

4   Fail
x = 999; assert(isequal(unique(rand_plusminus1(x)),[-1;1]))

Assertion failed.

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