第 3 部分 — 測試
source : https://medium.com/@uzair.afzal/smart-contract-bytecode-downsizing-6bcfeb237a4c by M. Uzair Afzal
source : https://medium.com/@sergiomazariego/ethereum-transactions-101-things-you-need-to-know-d2e39cc1b10 by Sergio…