Test | Status | Code Input and Output |
---|---|---|
1 | Pass |
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));
a =
0 1
1 1
side =
1
|
2 | Pass |
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));
a =
0 1 1
1 1 1
1 1 1
side =
1
a =
0 1 1
1 1 2
1 1 1
side =
2
a =
0 1 1
1 1 2
1 2 1
a =
0 1 1
1 1 2
1 2 2
|
3 | Pass |
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));
a =
0 1 1 1 1 1 1 1 1
1 0 1 1 1 1 1 1 1
1 1 0 1 1 1 1 1 1
1 1 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
side =
1
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 1 1 1 1 1
1 1 0 1 1 1 1 1 1
1 1 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
side =
2
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 1 1 1 1
1 1 0 1 1 1 1 1 1
1 1 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 1 1 1
1 1 0 1 1 1 1 1 1
1 1 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 2 1 1
1 1 0 1 1 1 1 1 1
1 1 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 2 2 1
1 1 0 1 1 1 1 1 1
1 1 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 2 2 2
1 1 0 1 1 1 1 1 1
1 1 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 2 2 2
1 1 0 1 1 1 1 1 1
1 1 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 2 2 2
1 1 0 1 1 1 1 1 1
1 1 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 2 2 2
1 1 0 1 2 1 1 1 1
1 1 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 2 2 2
1 1 0 1 2 3 1 1 1
1 1 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
side =
3
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 2 2 2
1 1 0 1 2 3 3 1 1
1 1 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 2 2 2
1 1 0 1 2 3 3 3 1
1 1 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 2 2 2
1 1 0 1 2 3 3 3 3
1 1 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 2 2 2
1 1 0 1 2 3 3 3 3
1 2 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 2 2 2
1 1 0 1 2 3 3 3 3
1 2 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 2 2 2
1 1 0 1 2 3 3 3 3
1 2 1 0 1 1 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 2 2 2
1 1 0 1 2 3 3 3 3
1 2 1 0 1 2 1 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 2 2 2
1 1 0 1 2 3 3 3 3
1 2 1 0 1 2 3 1 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 1 1 1 1 0 1
1 1 1 1 1 1 1 1 0
a =
0 1 1 1 1 1 1 1 1
1 0 1 2 2 2 2 2 2
1 1 0 1 2 3 3 3 3
1 2 1 0 1 2 3 4 1
1 1 1 1 0 1 1 1 1
1 1 1 1 1 0 1 1 1
1 1 1 1 1 1 0 1 1
1 1 1 ...
|
4 | Pass |
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));
a =
1 1 1 0 1 1 1
1 2 1 1 1 1 1
1 1 1 1 1 1 1
0 1 1 1 1 1 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
side =
2
a =
1 1 1 0 1 1 1
1 2 2 1 1 1 1
1 1 1 1 1 1 1
0 1 1 1 1 1 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 1 1
1 1 1 1 1 1 1
0 1 1 1 1 1 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 1 1
1 1 1 1 1 1 1
0 1 1 1 1 1 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 1
1 1 1 1 1 1 1
0 1 1 1 1 1 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 1 1 1 1 1 1
0 1 1 1 1 1 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 1 1 1 1 1
0 1 1 1 1 1 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 1 1 1 1
0 1 1 1 1 1 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
side =
3
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 1 1 1
0 1 1 1 1 1 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 1 1
0 1 1 1 1 1 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 1
0 1 1 1 1 1 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 1 1 1 1 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 1 1 1 1 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 1 1 1 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 1 1 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 1 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 3 1
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 3 3
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 3 3
1 1 1 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 3 3
1 1 2 1 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 3 3
1 1 2 3 1 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 3 3
1 1 2 3 4 1 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
side =
4
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 3 3
1 1 2 3 4 4 0
1 1 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 3 3
1 1 2 3 4 4 0
1 2 1 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 3 3
1 1 2 3 4 4 0
1 2 2 1 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 3 3
1 1 2 3 4 4 0
1 2 2 3 1 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 3 3
1 1 2 3 4 4 0
1 2 2 3 4 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 3 3
1 1 2 3 4 4 0
1 2 2 3 4 0 1
1 1 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 3 3
1 1 2 3 4 4 0
1 2 2 3 4 0 1
1 2 1 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 3 3
1 1 2 3 4 4 0
1 2 2 3 4 0 1
1 2 3 1 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 3 3
1 1 2 3 4 4 0
1 2 2 3 4 0 1
1 2 3 3 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
1 2 3 2 2 2 3
0 1 2 3 3 3 3
1 1 2 3 4 4 0
1 2 2 3 4 0 1
1 2 3 3 0 1 1
a =
1 1 1 0 1 1 1
1 2 2 1 1 2 2
...
|
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