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

m = -1
aind = -1
for j,a in enumerate(A):
    for i in range(30)[::-1]:
        if a >> i & 1:
            if i > m:
                m = i
                aind = j
a = A[aind]

ans = []
for i in range(n):
    b = B[i]
    if b >> m & 1:
        continue

    nb = b^a
    B[i] = nb
    ans.append([2,aind+1,i+1])

bind = -1

for i in range(n):
    b = B[i]
    ok = 0
    for j in range(30)[::-1]:
        if b >> j & 1:
            if j > m:
                break
            
            if j == m:
                ok = 1
                break
    
    if ok:
        bind = i


if bind != -1:
    b = B[bind]
    for i in range(n):
        a = A[i]
        if a >> m & 1:
            na = a^b
            ans.append([1,i+1,bind+1])
        

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