# 14/3筆記
## lst
lst=['a','b','c','d','e']
print(lst[0]) #由0開始數起

a=[1,2,3,4,5]
b=0
for x in a:
b=b+x #將B設為0+x
print(b)

lst=['a','b','c','d','e']
print(lst[1:3]) #1以上:3以下