#方法一:
lst=['88','89','90','98','00','99']
for i in range(len(lst)):#永昌成都直接遍历
if lst[i]==0:
lst[i]='200'+lst[i]
else :
lst[i]='19'+lst[i]
print(lst)
#方法二: 使用enumerate #用函数直接遍历
for i,j in enumerate(lst):
if(j==0):
lst[i]='200'+j
else :
lst[i]='19'+j
print(lst)
lst=[]
for i in range(5):
value=input('请输入商品编号和商品名称准备入库:')
lst.append(value)
for i in range(len(lst)):
print(lst[i])
buy=[]
while True:
bu=input('请输入你要购买的商品编号:')
flag=True
for i in lst:
if bu==i[0:4]:
flag=False
buy.append(i)
if flag and bu!='g':
print('请输入正确的编号')
if bu=='g':
break;
for i,j in enumerate(buy):
print(j)
me_dice={
'G1569':'天津男-萨达 18:06 18:39 00:33',
'G1567':'萨达-发给谁 18:15 18:49 00:34',
'G1579':'天津男-萨达 18:06 18:39 00:33'
}
print('车次 出发 sa sdaa s sad as ' )
for i in me_dice:
print(i,me_dice.get(i))
keys=me_dice.keys()
for i in keys:
print(i,me_dice.get(i))
k=input('请输入你要买的车的票')
s=me_dice.get(k,'请输入正确的')
if s=='请输入正确的':
breakpoint()
s1=input('请输入姓名')
print('您已购买了'+k+s+s1+'去取票')
j=set()
for i in range(1,6):
s=input('请输入姓名和联系电话')
j.add(s)
for i in j:
print(i)