#内置函数
print(max("adbhcdXF"))
print(min("adbhcdXF"))
print(max([11,22,54099,346537,236]))
print(min([11,22,54099,346537,236]))
print(max((1,45,8,95,216)))
print(min((1,45,8,95,216)))
#删除
a={"name":"hh","age":19}
del(a["name"])
print(a)

print(len("bvskvvavfdf"))

#比较,cmp函数是Python2的，Python3实现比较需要使用对象，较复杂
#print(cmp("hello","hjvkavfiyw"))
