Matlab code for convolution of two signals without using conv function

%Matlab code for convolution of two signals without using conv function

close all
clear all
x=input('Enter x:   ')                % input x in the form [1,2,3,4,5]
h=input('Enter h:   ')
m=length(x);
n=length(h);
X=[x,zeros(1,n)];                     % padding of n zeros
H=[h,zeros(1,m)];                    % padding of m zeros
for i=1:n+m-1
    Y(i)=0;
    for j=1:i
        Y(i)=Y(i)+X(j)*H(i-j+1);
    end
end
Y
stem(Y);
ylabel('Y[n]');
xlabel('----->n');
title('Convolution of Two Signals without conv function');

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