#include #include #include #include typedef int32_t i32; typedef i32 RUQ_val; typedef struct range_update_query { RUQ_val *val; int32_t size; int32_t bit; RUQ_val empty; } RUQ; RUQ* new_RUQ (const int32_t n) { int32_t k = 0; while ((1 << k) < n) ++k; RUQ *s = (RUQ *) calloc (1, sizeof (RUQ)); s->val = (RUQ_val *) calloc (2 << k, sizeof (RUQ_val)); s->size = 1 << k; s->bit = k; s->empty = -1; return s; } static inline void propagate (RUQ *s, int32_t k) { if (s->val[k] == s->empty) return; s->val[2 * k] = s->val[2 * k + 1] = s->val[k]; s->val[k] = s->empty; } void update (RUQ *s, int32_t l, int32_t r, RUQ_val v) { for (int32_t i = s->bit; i > 0; --i) { propagate (s, (l + s->size) >> i); propagate (s, (r - 1 + s->size) >> i); } for (l += s->size, r += s->size; l < r; l >>= 1, r >>= 1) { if (l & 1) s->val[l++] = v; if (r & 1) s->val[--r] = v; } } RUQ_val find (RUQ *s, int32_t x) { x += s->size; for (int32_t i = s->bit; i >= 0; --i) { if (s->val[x >> i] != s->empty) { return s->val[x >> i]; } } return s->empty; } typedef struct node { i32 v; i32 k; } node; int cmp_node (const void *a, const void *b) { i32 d = ((node *)a)->v - ((node *)b)->v; if (d != 0) return d < 0 ? -1 : 1; d = ((node *)a)->k - ((node *)b)->k; return d == 0 ? 0 : d < 0 ? -1 : 1; } void run (void) { i32 n; scanf ("%" SCNi32, &n); node *p = (node *) calloc (n, sizeof (node)); for (i32 i = 0; i < n; ++i) { i32 a; scanf ("%" SCNi32, &a); p[i] = (node) {a, i}; } qsort (p, n, sizeof (node), cmp_node); RUQ *s = new_RUQ (n); for (i32 i = 0; i < n;) { i32 j = i + 1; while (j < n && p[i].v == p[j].v) ++j; update (s, p[i].k, p[j - 1].k + 1, p[i].v); i = j; } for (i32 i = 0; i < n; ++i) { printf ("%" PRIi32, find (s, i)); putchar (i == n - 1 ? '\n' : ' '); } } int main (void) { run(); return 0; }