Given the task definition and input, reply with output. You are given a sentence in Hebrew. Your job is to translate the Hebrew sentence into English.

כשהתחלנו, סידרתי את התוכנה ערב אחד

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
When we started this, I set up the simulation one evening.