생성일: 2022년 1월 6일 오후 4:35
# 대표값
import sys
sys.stdin = open("input.txt", "rt")
n = int(input())
numList = list(map(int, input().split()))
avg = round(sum(numList)/n)
print(avg)
minGap = float('inf')
index = 0
for i, num in enumerate(numList):
if abs(num-avg) < minGap:
index = i
minGap = abs(num-avg)
elif abs(num-avg) == minGap:
if numList[index] < num:
index = i
print(index + 1)