p2.txt

1.

dict={}
for i inorigItems:if not in dict then adddict[i

for i in items:
if(dict[i]-price[i])!=0:ans++
print ans


2.

i=len(pre)-2
while i>0:
y=pre[i:]
if(text startswith(y)):length=len(y) 
if(length<=len(pre):
max1=length
string1=y

i=0
while i<len(suffix):
y=suffix[:i]
if(text endswith(y)):length=len(y) 
if(length<=len(pre):
max2=length
string2=y

summ=max1+max2
ans=[]
while i<=len(text):
y=text[:i]
if(text startswith(string1) and text endswith(y)):ans.append(y)

y.sort()
return y[0]