write m script file or create matrix

i want write m script file for create 5x4 matrix in which first two rows are zeros and last three rows are ones.how do i create this

[Rik]

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Answer 1

[Prasad Reddy]

A=zeros(2,4)   % creaes a 2X4 matrix of zeros
B=ones(3,4)    % creates a 3X4 matrix of ones.
c=[A;B]        % combinng thoe two matixs    
% this code will produce the required matrix

[Rik]

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[Rashmi Amarathunga]

Thank you for ur answer.it works