"Python $3$

SK$05$

$$ the$\_$weight $$

$""""$: $10$

$""""$: $20$

$""""$: $4$

$""""$: $80$

$$:

$""""$: $3$

$""""$: $5$

$""""$: $2$

$""""$: $10$

$$ the$\_$weight $()$

$/$

$$: $310"$