#include using namespace std; #define int long long #define REP(i,m,n) for(int i=(m);i<(n);i++) #define rep(i,n) REP(i,0,n) #define pb push_back #define all(a) a.begin(),a.end() #define rall(c) (c).rbegin(),(c).rend() #define mp make_pair #define endl '\n' //#define vec vector //#define mat vector > #define fi first #define se second #define double long double typedef long long ll; typedef unsigned long long ull; typedef pair pll; //typedef long double ld; typedef complex Complex; const ll INF=1e9+7; const ll MOD=998244353; const ll inf=INF*INF; const ll mod=MOD; const ll MAX=200010; const double PI=acos(-1.0); typedef vector > mat; typedef vector vec; //SegmentTree template< typename Monoid > struct SegmentTree { using F = function< Monoid(Monoid, Monoid) >; int sz; vector< Monoid > seg; const F f; const Monoid M1; SegmentTree(int n, const F f, const Monoid &M1) : f(f), M1(M1) { sz = 1; while(sz < n) sz <<= 1; seg.assign(2 * sz, M1); } void set(int k, const Monoid &x) { seg[k + sz] = x; } void build() { for(int k = sz - 1; k > 0; k--) { seg[k] = f(seg[2 * k + 0], seg[2 * k + 1]); } } void update(int k, const Monoid &x) { k += sz; seg[k] = x; while(k >>= 1) { seg[k] = f(seg[2 * k + 0], seg[2 * k + 1]); } } Monoid query(int a, int b) { Monoid L = M1, R = M1; for(a += sz, b += sz; a < b; a >>= 1, b >>= 1) { if(a & 1) L = f(L, seg[a++]); if(b & 1) R = f(seg[--b], R); } return f(L, R); } Monoid operator[](const int &k) const { return seg[k + sz]; } }; void solve(){ ll t;cin>>t; while(t--){ ll n;cin>>n; vectora(n),b(n); vector >c(n); vectord(n); SegmentTreeseg(n,[](ll a,ll b){return max(a,b);},0); rep(i,n){ cin>>a[i]; a[i]--; c[a[i]].pb(i); seg.update(i,a[i]); } rep(i,n){ cin>>b[i]; b[i]--; d[i]=mp(b[i],i); } sort(all(d)); bool ans=1; setst,st2; queueq; rep(i,n){ ll k=d[i].se; if(b[k]a[k]){ auto itr=lower_bound(all(c[b[k]]),k); bool f=0; if(itr!=c[b[k]].end()){ ll s=*itr; auto itr2=st.lower_bound(k); if(seg.query(k,s+1)<=b[k]){ if(itr2!=st.end()){ ll z=*itr2; if(z>s){ f=1; } }else{ f=1; } } } if(itr!=c[b[k]].begin()){ itr--; ll s=*itr; auto itr2=st2.lower_bound(-k); if(seg.query(s,k+1)<=b[k]){ if(itr2!=st2.end()){ ll z=-*itr2; if(zd[i].fi){ while(!q.empty()){ ll l=q.front(); q.pop(); st.insert(l); st2.insert(-l); } } } cout<<(ans?"Yes":"No")<