|
from __future__ import print_function
|
|
import sys
|
|
n = int(sys.stdin.readline())
|
|
ss = map(int, sys.stdin.readline().split())
|
|
tt = sorted(enumerate(ss), key = lambda (i,x): -x)
|
|
print(" ".join(str(x[0]+1) for x in tt) if tt[0][1] <= sum(ss)-tt[0][1]
|
|
else "impossible")
|