面程序的执行结果是______________。
ss = list(set("jzzszyj"))
ss.sort()
print(ss

面程序的执行结果是______________。
ss = list(set("htslbht"))
s = sorted(ss)
for i in s:
print(i,end = '')

scores = {"Zhang San": 45, "Li Si": 78, "Wang Wu": 40,"Zhou Liu": 96,"Zhao Qi": 65, "Sun Ba": 99,"Zheng Jiu": 78, "Wu Shi": 99,"Dong Shiyi": 60}
highest = 第1空(scores.values()) #求最大值的函数名
lowest = 第2空(scores.values()) #求最小值的函数名
average = 第3空(scores.values())/第4空(scores) #求均值
print(highest, lowest, average)
highestPerson = [第5空 for name, score in scores.items() if score == highest] #仅输出姓名
print(highestPerson)