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Solution 211957

Submitted on 3 Mar 2013

Incorrect

44Size
Leading solution size is 11.
This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.

Test Suite

Test
Code Input and Output
1
Fail
 
%% positive integers
x = 5;
assert(isequal(unique(rand_plusminus1(x)),[-1;1]))
Error: Undefined function or variable 'n'.
2
Fail
 
%% one element
x = 1;
assert(isequal(abs(rand_plusminus1(x)),1))
Error: Undefined function or variable 'n'.
3
Fail
 
%% zero => empty matrix
x = 0;
assert(isequal(rand_plusminus1(x),[]))
Error: Undefined function or variable 'n'.
4
Fail
 
%% positive integers
x = 999;
assert(isequal(unique(rand_plusminus1(x)),[-1;1]))
Error: Undefined function or variable 'n'.