counter odd numbers in 'randi'?

counter of odd numbers in 'randi'?

this is program:

a=randi([0 27],1,50);
b=zeros(1,numel(a)*3+numel(a));
b(4:4:end)=a(:)

what is need write after that?

Answer 1

[Image Analyst]

Try this:

a=randi([0 27],1,50)
numberOfOddNumbers = sum(rem(a, 2))

[tomer kapuri]

10x!

Answer 2

[madhan ravi]

a=randi([0 27],1,50);
b=zeros(1,numel(a)*3+numel(a));
b(4:4:end)=a;
b(rem(b,2)~=0 & ~isprime(b))

[tomer kapuri]

is not working - its not counter :(

[madhan ravi]

give an example to understand