$"$If you are long $2$ contracts on $1-$year TSLA call option with strike price of $$400,$ what will be your payoff at expiry if the TSLA price at that time is $($i$)$ $$200$

$,($ii$)$ $$450$

$,$ and $($iii$)$ $$1000$

$.1$ contract is $100$ shares. Answer in integers."