列表、元组、字典、集合的定义与操作

l = ['Michael','Bob','tracy']
l.append('Bob')
l.pop()
print(l)
t = ('Michael','Bob','Tracy')
scores = [95, 75, 85]

d ={'Michael':95,'Bob':75, 'Tracy':85}
d['Bob'] = 82
d['Rose'] = 88
d.pop('Bob')

print(d)

s1 = {'Michael','Bob','Tracy'}
s2 = {'Michael',2,3}
print(s1,s2)
print(s1 & s2)
print(s1 & s2)

dl = dict(zip(l,scores))

totalStr='201709080046冯碧怡 201709080057欧雪莹 201709080025梁珍瑜 201709080008朱敏桦 '
totalList=totalStr.split(' ')
totalset=set (totalList)
print(totalList)
print(totalset)



totaldict={}
for d in totalset :
    totaldict [d] =totalList.count(d)
print(totaldict)