Problem 43021. How many figures currently exist?

Solution 1784516

Submitted on 12 Apr 2019
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Test Suite

Test Status Code Input and Output
1   Pass

2   Fail
close all; figure; assert(isequal(numfig(),1))

Assertion failed.

3   Fail
close all; figure; figure; assert(isequal(numfig(),2))

Assertion failed.

4   Fail
close all; figure; figure; plot(1,1); figure; imagesc(magic(5)); assert(isequal(numfig(),3))

Assertion failed.

5   Fail
close all; n = randi(20); for ii=1:n figure; end assert(isequal(numfig(),n))

Assertion failed.

6   Pass
close all; assert(isequal(numfig(),0))