import sys
if __name__==
"__main__":
n=int(sys.
stdin.readline().strip())
myList2=list(map(int,sys.
stdin.readline().strip().
split()))
resList=
"Yes"
myList2.
sort()
sum=
0
for j
in xrange(n-
1):
sum=
sum+myList2[j]
if(myList2[n-
1]>
sum):
resList=
"No"
print resList
结果如下图：
