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

ANS = []
ma = max(A)
mb = max(B)
if mb<=ma:
    for i,a in enumerate(A):
        if a==ma:
            break
    for j,b in enumerate(B):
        if b<b^a:
            ANS.append([2,i+1,j+1])
            B[j]=b^a
mb = max(B)
for i,b in enumerate(B):
    if b==mb:
        break
for j,a in enumerate(A):
    if a>b^a:
        ANS.append([1,j+1,i+1])
        A[j]=b^a

ma = max(A)
mb = max(B)
if min(B)<=ma:
    for i,a in enumerate(A):
        if a==ma:
            break
    for j,b in enumerate(B):
        if b<b^a:
            ANS.append([2,i+1,j+1])
            B[j]=b^a
mb = min(B)
for i,b in enumerate(B):
    if b==mb:
        break
for j,a in enumerate(A):
    if a>b^a:
        ANS.append([1,j+1,i+1])
        A[j]=b^a

print(len(ANS))
for t,i,j in ANS:
    print(t,i,j)