Question 4 Eren Armin Python Solution

t = int(input())
for i in range(t):
    n = int(input())
    l = []
    sumi = 0
    sum2 = 0
    l = list(map(int, input().split()))
    sumi = sum(l)
    l.sort()
    print(max(sumi,l[n-1]*2))