func_code_string: #include <bits/stdc++.h>   using namespace std;   const int N = 2e5 + 10, size = 1 << 20, mod = 998244353, inf = 2e9;   const long long INF = 1e15;   template <class o>   void qr(o& x) {     char c = getchar();     x = 0;     int f = 1;     while (!isdigit(c)) {       if (c ==  - ) f = -1;       c = getchar();     }     while (isdigit(c)) x = x * 10 + c -  0 , c = getchar();     x *= f;   }   template <class o>   void qw(o x) {     if (x / 10) qw(x / 10);     putchar(x % 10 +  0 );   }   template <class o>   void pr1(o x) {     if (x < 0) x = -x, putchar( - );     qw(x);     putchar(   );   }   template <class o>   void pr2(o x) {     if (x < 0) x = -x, putchar( - );     qw(x);     putchar(10);   }   template <class o>   void cmax(o& x, o y) {     if (x < y) x = y;   }   void cmax(int& x, int y) { x = x - y >> 31 ? y : x; }   template <class o>   void cmin(o& x, o y) {     if (x > y) x = y;   }   void cmin(int& x, int y) { x = x - y >> 31 ? x : y; }   int n, m, a[N], p[N], b[N];   struct BIT {     int c[N];     void clear() { memset(c + 1, 0, n * sizeof(int)); }     void clear(int x) {       for (; x <= n; x += x & -x) c[x] = 0;     }     int ask(int x) {       int y = 0;       for (; x; x -= x & -x) y += c[x];       return y;     }     int ask(int l, int r) { return ask(r) - ask(l - 1); }     void add(int x, int y) {       for (; x <= n; x += x & -x) c[x] += y;     }   } tr;   struct Q {     int l, r, y, v, id;     Q(int _l, int _r, int _y, int _v, int _id = 0)         : l(_l), r(_r), y(_y), v(_v), id(_id){};     Q(){};     bool operator<(Q b) const { return y < b.y; }   } q[N * 5], t[N * 5];   int tot, ans[N], id;   void cdq(int l, int r) {     if (r - l < 100) {       int j = 0;       for (auto i = l; i <= r; i++) {         if (!q[i].id)           t[++j] = q[i];         else           for (auto k = 1; k <= j; k++) {             if (q[i].l <= t[k].l && t[k].l <= q[i].r && t[k].y <= q[i].y)               ans[q[i].id] += q[i].v * t[k].v;           }       }       sort(q + l, q + r + 1);       return;     }     int mid = (l + r) / 2;     cdq(l, mid);     cdq(mid + 1, r);     Q* p = t;     for (int i = l, j = mid + 1; i <= mid || j <= r;) {       if (j > r || (i <= mid && q[i].y <= q[j].y)) {         if (!q[i].id) tr.add(q[i].l, q[i].v);         *p++ = q[i++];       } else {         if (q[j].id) ans[q[j].id] += q[j].v * tr.ask(q[j].l, q[j].r);         *p++ = q[j++];       }     }     if (r - l > 2333)       tr.clear();     else       for (auto i = l; i <= mid; i++)         if (!q[i].id) tr.clear(q[i].l);     for (auto i = r; i >= l; i--) q[i] = *--p;   }   void solve() {     qr(n);     qr(m);     for (auto i = 1; i <= n; i++) qr(a[i]), p[a[i]] = i;     for (auto i = 1; i <= n; i++)       qr(b[i]), b[i] = p[b[i]], q[++tot] = Q(i, i, b[i], 1);     int op, x, y, l, r;     while (m--) {       qr(op);       qr(x);       qr(y);       if (op == 1) {         qr(l);         qr(r);         ++id;         q[++tot] = Q(l, r, y, 1, id);         q[++tot] = Q(l, r, x - 1, -1, id);       } else {         q[++tot] = Q(x, x, b[x], -1);         q[++tot] = Q(y, y, b[y], -1);         swap(b[x], b[y]);         q[++tot] = Q(x, x, b[x], 1);         q[++tot] = Q(y, y, b[y], 1);       }     }     cdq(1, tot);     for (auto i = 1; i <= id; i++) pr2(ans[i]);   }   int main() {     int T = 1;     while (T--) solve();     return 0;   }   