Discover MakerZone

MATLAB and Simulink resources for Arduino, LEGO, and Raspberry Pi

Learn more

Discover what MATLAB® can do for your career.

Opportunities for recent engineering grads.

Apply Today

Correct

16Size
This is the leading solution.
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
Pass
 
%%
n = 10; c = 3;
M = createMatrix(n,c);
assert( all(sum(M,1)==c) && all(sum(M,2)==c) && all(diag(M)==0) && ...
	islogical(M) && ismatrix(M) && all(size(M)==n) )
ans =
     0     0     0     0     0     0     0     1     1     1
     1     0     0     0     0     0     0     0     1     1
     1     1     0     0     0     0     0     0     0     1
     1     1     1     0     0     0     0     0     0     0
     0     1     1     1     0     0     0     0     0     0
     0     0     1     1     1     0     0     0     0     0
     0     0     0     1     1     1     0     0     0     0
     0     0     0     0     1     1     1     0     0     0
     0     0     0     0     0     1     1     1     0     0
     0     0     0     0     0     0     1     1     1     0
2
Pass
 
%%
n = 2; c = 1;
M = createMatrix(n,c);
assert( all(sum(M,1)==c) && all(sum(M,2)==c) && all(diag(M)==0) && ...
	islogical(M) && ismatrix(M) && all(size(M)==n) )
ans =
     0     1
     1     0
3
Pass
 
%%
n = 10; c = 9;
M = createMatrix(n,c);
assert( all(sum(M,1)==c) && all(sum(M,2)==c) && all(diag(M)==0) && ...
	islogical(M) && ismatrix(M) && all(size(M)==n) )
ans =
     0     1     1     1     1     1     1     1     1     1
     1     0     1     1     1     1     1     1     1     1
     1     1     0     1     1     1     1     1     1     1
     1     1     1     0     1     1     1     1     1     1
     1     1     1     1     0     1     1     1     1     1
     1     1     1     1     1     0     1     1     1     1
     1     1     1     1     1     1     0     1     1     1
     1     1     1     1     1     1     1     0     1     1
     1     1     1     1     1     1     1     1     0     1
     1     1     1     1     1     1     1     1     1     0
4
Pass
 
%%
n = 100; c = 50;
M = createMatrix(n,c);
assert( all(sum(M,1)==c) && all(sum(M,2)==c) && all(diag(M)==0) && ...
	islogical(M) && ismatrix(M) && all(size(M)==n) )
ans =
  Columns 1 through 10
     0     0     0     0     0     0     0     0     0     0
     1     0     0     0     0     0     0     0     0     0
     1     1     0     0     0     0     0     0     0     0
     1     1     1     0     0     0     0     0     0     0
     1     1     1     1     0     0     0     0     0     0
     1     1     1     1     1     0     0     0     0     0
     1     1     1     1     1     1     0     0     0     0
     1     1     1     1     1     1     1     0     0     0
     1     1     1     1     1     1     1     1     0     0
     1     1     1     1     1     1     1     1     1     0
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     0     1     1     1     1     1     1     1     1     1
     0     0     1     1     1     1     1     1     1     1
     0     0     0     1     1     1     1     1     1     1
     0     0     0     0     1     1     1     1     1     1
     0     0     0     0     0     1     1     1     1     1
     0     0     0     0     0     0     1     1     1     1
     0     0     0     0     0     0     0     1     1     1
     0     0     0     0     0     0     0     0     1     1
     0     0     0     0     0     0     0     0     0     1
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
  Columns 11 through 20
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     1     0     0     0     0     0     0     0     0     0
     1     1     0     0     0     0     0     0     0     0
     1     1     1     0     0     0     0     0     0     0
     1     1     1     1     0     0     0     0     0     0
     1     1     1     1     1     0     0     0     0     0
     1     1     1     1     1     1     0     0     0     0
     1     1     1     1     1     1     1     0     0     0
     1     1     1     1     1     1     1     1     0     0
     1     1     1     1     1     1     1     1     1     0
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     0     1     1     1     1     1     1     1     1     1
     0     0     1     1     1     1     1     1     1     1
   ...
5
Pass
 
%%
n = randi([2 20]); c = randi([1 n-1]);
M = createMatrix(n,c);
assert( all(sum(M,1)==c) && all(sum(M,2)==c) && all(diag(M)==0) && ...
	islogical(M) && ismatrix(M) && all(size(M)==n) )
ans =
  Columns 1 through 10
     0     0     0     0     0     0     0     0     0     0
     1     0     0     0     0     0     0     0     0     0
     1     1     0     0     0     0     0     0     0     0
     1     1     1     0     0     0     0     0     0     0
     1     1     1     1     0     0     0     0     0     0
     0     1     1     1     1     0     0     0     0     0
     0     0     1     1     1     1     0     0     0     0
     0     0     0     1     1     1     1     0     0     0
     0     0     0     0     1     1     1     1     0     0
     0     0     0     0     0     1     1     1     1     0
     0     0     0     0     0     0     1     1     1     1
     0     0     0     0     0     0     0     1     1     1
     0     0     0     0     0     0     0     0     1     1
     0     0     0     0     0     0     0     0     0     1
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0
  Columns 11 through 18
     0     0     0     0     1     1     1     1
     0     0     0     0     0     1     1     1
     0     0     0     0     0     0     1     1
     0     0     0     0     0     0     0     1
     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0
     1     0     0     0     0     0     0     0
     1     1     0     0     0     0     0     0
     1     1     1     0     0     0     0     0
     1     1     1     1     0     0     0     0
     0     1     1     1     1     0     0     0
     0     0     1     1     1     1     0     0
     0     0     0     1     1     1     1     0
6
Pass
 
%%
n = randi([20 100]); c = randi([10 n-1]);
M = createMatrix(n,c);
assert( all(sum(M,1)==c) && all(sum(M,2)==c) && all(diag(M)==0) && ...
	islogical(M) && ismatrix(M) && all(size(M)==n) )
ans =
  Columns 1 through 10
     0     0     0     1     1     1     1     1     1     1
     1     0     0     0     1     1     1     1     1     1
     1     1     0     0     0     1     1     1     1     1
     1     1     1     0     0     0     1     1     1     1
     1     1     1     1     0     0     0     1     1     1
     1     1     1     1     1     0     0     0     1     1
     1     1     1     1     1     1     0     0     0     1
     1     1     1     1     1     1     1     0     0     0
     1     1     1     1     1     1     1     1     0     0
     1     1     1     1     1     1     1     1     1     0
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     0     1     1     1     1     1     1     1     1     1
     0     0     1     1     1     1     1     1     1     1
  Columns 11 through 20
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     0     1     1     1     1     1     1     1     1     1
     0     0     1     1     1     1     1     1     1     1
     0     0     0     1     1     1     1     1     1     1
     1     0     0     0     1     1     1     1     1     1
     1     1     0     0     0     1     1     1     1     1
     1     1     1     0     0     0     1     1     1     1
     1     1     1     1     0     0     0     1     1     1
     1     1     1     1     1     0     0     0     1     1
     1     1     1     1     1     1     0     0     0     1
     1     1     1     1     1     1     1     0     0     0
     1     1     1     1     1     1     1     1     0     0
     1     1     1     1     1     1     1     1     1     0
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
     1     1     1     1     1     1     1     1     1     1
  Columns 21 through 23
     1     1     1
     1     1     1
     1     1     1
     1     1     1
     1     1     1
     1     1     1
     1     1     1
     1     1     1
     1     1     1
     1     1     1
     1     1     1
     1     1     1
     1     1     1
     1     1     1
     1     1     1
     1     1     1
     1     1     1
     1     1     1
     0     1     1
     0     0     1
     0     0     0
     1     0     0
     1     1     0