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prime number.there isn't any error. my ans isn't showed up

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% finding prime number
counter=0;
for j= 1:10;
for i=1:1:j
if mod (j,i)==0
counter=counter+1;
end
end
if counter==2
fprintf('%d is prime', j);
end
end
there isn't any error. my ans isn't showed up

Accepted Answer

Bruno Luong
Bruno Luong on 2 Nov 2018
Edited: Bruno Luong on 2 Nov 2018
There is actually one error (where counter is reset)
for j= 1:10
counter=0; % <- reset for every i to be checked
for i=1:1:j
if mod (j,i)==0
counter=counter+1;
end
end
if counter==2
fprintf('%d is prime\n', j);
end
end

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