#include #include #include #include #include #include #include #include #include #include #include #include using namespace std; #define mind(a,b) (a>b?b:a) #define maxd(a,b) (a>b?a:b) #define absd(x) (x<0?-(x):x) #define pow2(x) ((x)*(x)) #define rep(i,n) for(int i=0; i=0; --i) #define repl(i,s,n) for(int i=s; i<=n; ++i) #define replr(i,s,n) for(int i=n; i>=s; --i) #define repf(i,s,n,j) for(int i=s; i<=n; i+=j) #define repe(e,obj) for(auto e : obj) #define SP << " " << #define COL << " : " << #define COM << ", " << #define ARR << " -> " << #define PNT(STR) cout << STR << endl #define POS(X,Y) "(" << X << ", " << Y << ")" #define DEB(A) " (" << #A << ") " << A #define DEBREP(i,n,val) for(int i=0; i P; //typedef pair P; typedef pair PI; typedef pair IP; typedef pair PP; typedef priority_queue, greater

> pvqueue; #define N 400003 class StarrySkyTree { int n; int data[N]; public: StarrySkyTree(int n_) { n = 1; while(n < n_) n *= 2; rep(i, 2*n) data[i] = 0; } void update(int k, int a) { k += n-1; data[k] = a; while(k > 0) { k = (k - 1) / 2; data[k] = maxd(data[2*k+1], data[2*k+2]); } } int query(int a, int b, int k, int l, int r) { if(b<=l || r<=a) return 0; if(l<=a && b<=r) return data[k]; int vl = query(a, b, 2*k+1, l, (l + r) / 2); int vr = query(a, b, 2*k+2, (l + r) / 2, r); return maxd(vl, vr); } int get_max(int a, int b) { return query(a, b, 0, 0, n); } }; int n; int a[N], b[N]; int le[N], ri[N]; int main() { map m; cin >> n; int idx = 0; rep(i, n) { cin >> a[i]; if(!m.count(a[i])) { m[a[i]] = idx++; } } rep(i, n) le[i] = ri[i] = -1; rep(i, n) { b[i] = m[a[i]]; } rep(i, n) { if(le[b[i]]==-1) { le[b[i]] = i; } } repr(i, n) { if(ri[b[i]]==-1) { ri[b[i]] = i; } } StarrySkyTree sst(n); rep(i, n) { if(le[b[i]] == i) { sst.update(b[i], a[i]); } cout << (i ? " " : "") << sst.get_max(0, n); if(ri[b[i]] == i) { sst.update(b[i], 0); } } cout << endl; return 0; }