#include

#include $//$For setprecision

using namespace std;

int main$()\{$

double gasMileage, gasCost;

$//$ Input gas mileage and gas cost

cin $>>$ gasMileage $>>$ gasCost;

$//$ Set precision for floating$-$point output

cout $<<$ fixed $<<$ setprecision$(2)$;

$//$ Output gas cost for $20$ miles, $75$ miles, and $500$ miles

cout $<<$ gasMileage $*20\mathrm{.}0*$ gasCost $<<\text{'}\text{'}$;

cout $<<$ gasMileage $*75\mathrm{.}0*$ gasCost $<<\text{'}\text{'}$;

cout $<<$ gasMileage $*500\mathrm{.}0*$ gasCost $<<$ endl;

return $0$;

$\}$