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@tznamayo(うーやん)

GF(2)上の多項式を掛け算するプログラム

Ruby

Last updated at 2020-02-09Posted at 2020-02-09

def seki(a , b)

c=0;
while(a!=0)
if ((a & 1)==1)
c^=b;
end
b<<=1; a>>=1;
end

return c;
end

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