题解 | 灵异背包？
灵异背包？
https://www.nowcoder.com/practice/812bcedbbe244c9b86e459a244af5ddf
n=int(input())
list1=list(map(int,input().split()))
list2=[]
list3=[]
for i in list1:
if i%2==0:
list3.append(i)
else:
list2.append(i)
count=sum(list3)
n=len(list2)
list2.sort()
if n%2==0:
count+=sum(list2)
else:
count+=sum(list2[1:])
print(count)
