info_tuple = ("zhangsan",18,1.75,"zhangsan")

#取值
print(info_tuple[0])
#已经知道数据的内容，希望知道该数据在元组中的索引
print(info_tuple.index("zhangsan"))

#2.统计计数（出现次数）
print(info_tuple.count("zhangsan"))
#统计元组中包含元素的个数
print(len(info_tuple))

