문제
https://www.acmicpc.net/problem/2309
풀이

코드
def answer(arr):
_sum = sum(arr)
ans = []
for i in range(len(arr)-1):
for j in range((i+1), len(arr)):
if _sum - (arr[i]+arr[j]) == 100:
for k in range(len(arr)):
if k not in [i,j]: ans.append(arr[k])
ans = sorted(ans)
for i in range(len(ans)): print(ans[i])
return
arr = []
for _ in range(9): arr.append(int(input()))
answer(arr)