$.($Day of the Week$)$ Write a program called day$\_$of$\_$week.py that accepts m $($int$),$ d $($int$),$ and y $($int$)$ as commandline arguments, representing a date, and writes the day of the week $(0$ for Sunday, $1$ for Monday, and so on$)$ dow to standard

output, computed as

Consider a reference frame S and another frame S

$$ moving with velocity V in the x$-$axis direction relative to

S$.$ Also consider a third frame S

$$ moving with velocity U in the x

$$

$-$axis direction relative to S

$$

$.$