Problem 1

Problem 2
[10 * x for x in range(3,9)]
Problem 3

Problem 4

##Problem 5

Problem 6
Problem 7
r1= dict(name="高小一",age=18,salary=30000,city="北京")
r2= dict(name="高小二",age=19,salary=20000,city="上海")
r3= dict(name="高小三",age=20,salary=10000,city="深圳")
tb = [r1,r2,r3]
Problem 8

Problem 9
