import sys
input = sys.stdin.readline

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

for i in range(N):
    l.append((A[i], i))
    l.append((B[i], i+N))

l.sort()
swap_a, swap_b = [], []

for _, i in l[:N]:
    if i>=N:
        swap_b.append(i-N)

for _, i in l[N:]:
    if i<N:
        swap_a.append(i)

ans = []

for i, j in zip(swap_a, swap_b):
    ans.append((1, i+1, j+1))
    ans.append((2, i+1, j+1))
    ans.append((1, i+1, j+1))
    A[i], B[j] = B[j], A[i]

M = max(A)
m = min(B)

if M==m:
    for i in range(N):
        if B[i]==m:
            for j in range(N):
                if A[j]==M:
                    ans.append((1, j+1, i+1))
            break

assert len(ans)<=10000
print(len(ans))

for ans_i in ans:
    print(*ans_i)