import sys
import math

def main():
    import sys
    input = sys.stdin.read
    data = input().split()
    t = int(data[0])
    index = 1
    for _ in range(t):
        a = list(map(int, data[index:index+32]))
        index +=32
        sorted_a = sorted(a, reverse=True)
        chinese_strength = a[0]
        R = sorted_a.index(chinese_strength) +1
        # Find the smallest power of two >= R
        p =1
        while p < R:
            p *=2
        print(p)

if __name__ == "__main__":
    main()