Cody

# Problem 658. Find the biggest empty box

Solution 2946430

Submitted on 14 Sep 2020
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### Test Suite

Test Status Code Input and Output
1   Fail
a = [1 0; 0 0]; [r1,r2,c1,c2] = biggest_box(a); sub = a(r1:r2,c1:c2); [m,n] = size(sub); len = 1; assert(isequal(sum(sub(:)),0)) assert(isequal(m,len)); assert(isequal(n,len));

Unrecognized function or variable 'x'. Error in biggest_box (line 19) r2 = x+z-1; Error in Test1 (line 2) [r1,r2,c1,c2] = biggest_box(a);

2   Fail
a = [1 0 0; 0 0 0; 0 0 0]; [r1,r2,c1,c2] = biggest_box(a); sub = a(r1:r2,c1:c2); [m,n] = size(sub); len = 2; assert(isequal(sum(sub(:)),0)) assert(isequal(m,len)); assert(isequal(n,len));

Unrecognized function or variable 'x'. Error in biggest_box (line 19) r2 = x+z-1; Error in Test2 (line 2) [r1,r2,c1,c2] = biggest_box(a);

3   Fail
a = eye(9); [r1,r2,c1,c2] = biggest_box(a); sub = a(r1:r2,c1:c2); [m,n] = size(sub); len = 4; assert(isequal(sum(sub(:)),0)) assert(isequal(m,len)); assert(isequal(n,len));

Unrecognized function or variable 'x'. Error in biggest_box (line 19) r2 = x+z-1; Error in Test3 (line 2) [r1,r2,c1,c2] = biggest_box(a);

4   Fail
a = double(magic(7)<6); [r1,r2,c1,c2] = biggest_box(a); sub = a(r1:r2,c1:c2); [m,n] = size(sub); len = 4; assert(isequal(sum(sub(:)),0)) assert(isequal(m,len)); assert(isequal(n,len));

Unrecognized function or variable 'x'. Error in biggest_box (line 19) r2 = x+z-1; Error in Test4 (line 2) [r1,r2,c1,c2] = biggest_box(a);

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