Cody

# Problem 3031. Expression or variable?

Solution 686585

Submitted on 12 Jun 2015
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### Test Suite

Test Status Code Input and Output
1   Pass
%% x = 1; assert(isequal(are_variables(x),1))

ans = 1

2   Fail
%% x = 1; assert(isequal(are_variables(1),0))

ans = 1

Assertion failed.

3   Pass
%% x = 1; assert(isequal(are_variables('x'),0))

ans = 0

4   Fail
%% assert(isequal(are_variables('x',1,2),0))

Too many input arguments.

5   Fail
%% a = 1; b=0; assert(isequal(are_variables(a,b),1))

Too many input arguments.

6   Fail
%% assert(isequal(are_variables(1,2,3,4,5),0))

Too many input arguments.

7   Fail
%% a = 1; assert(isequal(are_variables(a,a,a),1))

Too many input arguments.

8   Fail
%% a = 1; b=0; c=ones(5); assert(isequal(are_variables(a,'a'),0))

Too many input arguments.

9   Fail
%% x = 1; y=0; zz=ones(5); assert(isequal(are_variables(zz,'a'),0))

Too many input arguments.

10   Fail
%% x = 1; y=0; z=ones(5); assert(isequal(are_variables(x,y,z),1))

Too many input arguments.