1966C - Everything Nim - CodeForces Solution

for i in range(int(input())):
    n = int(input())
    vals = list(map(int, input().split()))
    vals = sorted(set(vals))
    ans = 'not found yet'
    for j in range(len(vals)):
        if vals[j] != j+1:
            if (j+1) % 2 == 0:
                ans = 'Bob'
            else:
                ans = 'Alice'
            break
    if ans == 'not found yet':
        if len(vals) % 2 == 0:
            ans = 'Bob'
        else: ans = 'Alice'
    print(ans)