N = int(input())
A = list(map(int, input().split()))
B = list(map(int, input().split()))


# if 0:
#     import random
#     N = 3000
#     A = [random.randint(0, 1 << 30) for _ in range(N)]
#     B = [random.randint(0, 1 << 30) for _ in range(N)]
#     A = list(range(3000))
#     B = [a + 1 << 28 for a in A]
#     A, B = B, A
#     print(A)
#     print(B)

ans = []
while True:
    a = max(A)
    i = A.index(a)
    b = min(B)
    j = B.index(b)

    if a < b:
        break

    if a == b:
        ans.append((1, i + 1, j + 1))
        A[i] ^= B[j]
    else:
        ans.append((2, i + 1, j + 1))
        B[j] ^= A[i]
        ans.append((1, i + 1, j + 1))
        A[i] ^= B[j]
        ans.append((2, i + 1, j + 1))
        B[j] ^= A[i]


print(len(ans))
for t in ans:
    print(*t)