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//Example 3-10//
//Hamming code//
clc
//clears the command window//
clear
//clears all existing variables//
z=0101
//input//
a=0;b=0;c=0;d=0;
//taking the input//
for i=1:7
x(i)=0
if i==3 then
x(i)=1
end
if i==6 then
x(i)=1
end
end
//establishing even parity at positions 1,3,5,7//
for i=1: 7
if i==6 then
continue
end
if x(i)==1 then
a=a+1
end
end
d=modulo(a,2)
if (d==1) then
x(1)=1
end
//establishing even parity at positions 2,3,6,7//
for i=2: 7
if x(i)==1 then
b=b+1
end
end
d=modulo(b,2)
if (d==1) then
x(2)=1
end
//establishing even parity at positions 4,5,6,7//
for i=5:7
if (x(i)==1) then
c=c+1
end
end
d=modulo(c,2)
if (d==1) then
x(4)=1
end
//displaying the result//
disp('the hamming code for this data is given as')
for i=1:7
disp(x(i))
end
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