import sys
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines

N = int(readline())
data = [list(map(int,readline().split())) for _ in range(1<<N)]

data

*Q,R = zip(*data)
*Q, = zip(*Q)

if all(x == 1 for x in R):
    print('A=⊤')
    exit()
if all(x == 0 for x in R):
    print('A=⊥')
    exit()

words = []
for q,r in zip(Q,R):
    if r == 0:
        continue
    word = '(' + '∧'.join(('' if x else '¬') + 'P_{}'.format(i) \
                            for i,x in enumerate(q,1)) + ')'
    words.append(word)

A = 'A=' + '∨'.join(words)

print(A)