Problem $2(0\mathrm{.}8$ points$)$

We know $rs$=0$x$11010000,$ the instruction$$ori$$$rt$,$$rs$,0$x$1234$is executed, what is in $rt $($in Hex$)?$

$2)$ The following instructions are executed, please answer the following$$ questions

$$

$$ lui$$ $$1,0$x$5678$

$$ ori$$ $$1,$ $$1,0$x$1357$

$$add $$5,$ $$1,$ $$0$

What's the data in $$5?$