"Alice and Bob use ScroogeCoin. Alice owns ten coins, each under a different address $($public key$)$ and each of value $3\mathrm{.}0.$ She would like to transfer coins of value $5\mathrm{.}0$ to Bob. Recall that the PayCoins transaction consumes $($and destroys$)$ some coins, and creates new coins of the same total value. Alice$$s transfer will require, at a minimum: $"$