mod = 998244353


def main():
    import sys
    input = sys.stdin.readline

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

    ans = []

    max_bit = 0
    for a in A:
        max_bit = max(max_bit, a.bit_length() - 1)
    for b in B:
        max_bit = max(max_bit, b.bit_length() - 1)

    for j, b in enumerate(B):
        if b >> max_bit & 1:
            if A[0] >> max_bit & 1 == 0:
                ans.append((1, 1, j + 1))
                A[0] ^= b
    if A[0] >> max_bit & 1:
        ii = 0
    else:
        for i, a in enumerate(A):
            if a >> max_bit & 1:
                ii = i
                break
    for j, b in enumerate(B):
        if b >> max_bit & 1 == 0:
            ans.append((2, ii + 1, j + 1))
            B[j] ^= A[ii]
    for i, a in enumerate(A):
        if a >> max_bit & 1:
            ans.append((1, i + 1, 1))
            A[i] ^= B[0]

    assert max(A) < min(B)
    print(len(ans))
    for line in ans:
        print(*line)


if __name__ == '__main__':
    main()