isprimary.m

来自「This program applies Message Digest MD5 」· M 代码 · 共 14 行

% this function checks if a number is primary or not
function [out]=isPrimary(num)
count=0;
for i=2:num-1
    if(mod(num,i)==0)
        count=count+1;
    end
end
if(count~=0)
    out='false';
else
    out='true';
end