I need help with this code and errornum$1=$int$($sys$.$argv$[1])$

num$2=$int$($sys$.$argv$[2])$

print$($num$1)$

print$($num$2)$

ValueError

Traceback $($most recent call last$)$

Cell In$[6],$ line $22$ num$1=$int $($sys$.$argv$[1])4$ print$($num$1)$ValueError: invalid literal for int$()$ with base $10$: $\text{'}-$f$\text{'}$