Suppose that $x$ is an int variable and $y$ is a double variable. The input is: $1020\mathrm{.}7$

Choose the values after the following statement executes: cin$xy$;$.$

$x=10,y=20\mathrm{.}7$

$x=10,y=21\mathrm{.}0$

$x=10,y=20\mathrm{.}0$

$x=10,y=20$