結果
問題 | No.2304 Distinct Elements |
ユーザー | ygussany |
提出日時 | 2023-04-29 18:32:56 |
言語 | C (gcc 12.3.0) |
結果 |
AC
|
実行時間 | 112 ms / 3,000 ms |
コード長 | 4,041 bytes |
コンパイル時間 | 404 ms |
コンパイル使用メモリ | 33,152 KB |
実行使用メモリ | 40,848 KB |
最終ジャッジ日時 | 2024-11-18 12:37:02 |
合計ジャッジ時間 | 4,640 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
6,820 KB |
testcase_01 | AC | 2 ms
6,816 KB |
testcase_02 | AC | 2 ms
6,816 KB |
testcase_03 | AC | 2 ms
6,816 KB |
testcase_04 | AC | 51 ms
6,824 KB |
testcase_05 | AC | 51 ms
6,824 KB |
testcase_06 | AC | 51 ms
6,816 KB |
testcase_07 | AC | 52 ms
6,816 KB |
testcase_08 | AC | 51 ms
6,820 KB |
testcase_09 | AC | 112 ms
40,848 KB |
testcase_10 | AC | 112 ms
40,836 KB |
testcase_11 | AC | 112 ms
40,836 KB |
testcase_12 | AC | 112 ms
40,800 KB |
testcase_13 | AC | 112 ms
38,888 KB |
testcase_14 | AC | 1 ms
6,816 KB |
testcase_15 | AC | 2 ms
6,816 KB |
testcase_16 | AC | 2 ms
6,820 KB |
testcase_17 | AC | 2 ms
6,816 KB |
testcase_18 | AC | 2 ms
6,820 KB |
testcase_19 | AC | 2 ms
6,820 KB |
testcase_20 | AC | 2 ms
6,816 KB |
testcase_21 | AC | 2 ms
6,816 KB |
testcase_22 | AC | 1 ms
6,820 KB |
testcase_23 | AC | 2 ms
6,816 KB |
testcase_24 | AC | 1 ms
6,820 KB |
testcase_25 | AC | 1 ms
6,816 KB |
testcase_26 | AC | 2 ms
6,820 KB |
testcase_27 | AC | 2 ms
6,820 KB |
testcase_28 | AC | 1 ms
6,816 KB |
testcase_29 | AC | 38 ms
6,816 KB |
testcase_30 | AC | 4 ms
6,820 KB |
testcase_31 | AC | 31 ms
6,820 KB |
testcase_32 | AC | 87 ms
33,652 KB |
testcase_33 | AC | 8 ms
6,820 KB |
testcase_34 | AC | 90 ms
34,332 KB |
testcase_35 | AC | 101 ms
35,444 KB |
testcase_36 | AC | 7 ms
7,600 KB |
testcase_37 | AC | 17 ms
6,816 KB |
testcase_38 | AC | 54 ms
6,820 KB |
testcase_39 | AC | 55 ms
6,924 KB |
testcase_40 | AC | 31 ms
6,816 KB |
testcase_41 | AC | 17 ms
6,968 KB |
testcase_42 | AC | 40 ms
6,816 KB |
testcase_43 | AC | 51 ms
6,816 KB |
testcase_44 | AC | 79 ms
29,216 KB |
testcase_45 | AC | 60 ms
21,960 KB |
testcase_46 | AC | 46 ms
19,368 KB |
testcase_47 | AC | 2 ms
6,820 KB |
testcase_48 | AC | 1 ms
6,816 KB |
testcase_49 | AC | 51 ms
6,816 KB |
testcase_50 | AC | 52 ms
6,820 KB |
testcase_51 | AC | 51 ms
6,820 KB |
testcase_52 | AC | 45 ms
9,300 KB |
testcase_53 | AC | 35 ms
6,816 KB |
testcase_54 | AC | 43 ms
8,884 KB |
testcase_55 | AC | 41 ms
8,224 KB |
testcase_56 | AC | 41 ms
8,112 KB |
testcase_57 | AC | 71 ms
15,160 KB |
testcase_58 | AC | 70 ms
14,776 KB |
testcase_59 | AC | 42 ms
6,820 KB |
testcase_60 | AC | 1 ms
6,820 KB |
testcase_61 | AC | 1 ms
6,816 KB |
ソースコード
#include <stdio.h> #include <stdlib.h> void merge_sort(int n, int x[]) { static int y[200001] = {}; if (n <= 1) return; merge_sort(n / 2, &(x[0])); merge_sort((n + 1) / 2, &(x[n/2])); int i, p, q; for (i = 0, p = 0, q = n / 2; i < n; i++) { if (p >= n / 2) y[i] = x[q++]; else if (q >= n) y[i] = x[p++]; else y[i] = (x[p] < x[q])? x[p++]: x[q++]; } for (i = 0; i < n; i++) x[i] = y[i]; } typedef struct { int key, id, left; } data; typedef struct { data obj[400001]; int size; } max_heap; void push(max_heap* h, data x) { int i = ++(h->size), j = i >> 1; data tmp; h->obj[i] = x; while (j > 0) { if (h->obj[i].key > h->obj[j].key) { tmp = h->obj[j]; h->obj[j] = h->obj[i]; h->obj[i] = tmp; i = j; j >>= 1; } else break; } } data pop(max_heap* h) { int i = 1, j = 2; data output = h->obj[1], tmp; h->obj[1] = h->obj[(h->size)--]; while (j <= h->size) { if (j < h->size && h->obj[j^1].key > h->obj[j].key) j ^= 1; if (h->obj[j].key > h->obj[i].key) { tmp = h->obj[j]; h->obj[j] = h->obj[i]; h->obj[i] = tmp; i = j; j <<= 1; } else break; } return output; } typedef struct { data *obj; int size, max_size, thr; } min_heap; void init_min_heap(min_heap* h, int s) { h->max_size = s; h->size = 0; h->thr = 0; h->obj = (data*)malloc(sizeof(data) * (h->max_size + 1)); } void min_push(min_heap* h, data x) { int i = ++(h->size), j = i >> 1; data tmp; if (h->size > h->max_size) { h->max_size <<= 1; h->obj = (data*)realloc(h->obj, sizeof(data) * (h->max_size + 1)); } h->obj[i] = x; while (j > 0) { if (h->obj[i].key < h->obj[j].key) { tmp = h->obj[j]; h->obj[j] = h->obj[i]; h->obj[i] = tmp; i = j; j >>= 1; } else break; } } data min_pop(min_heap* h) { int i = 1, j = 2; data output = h->obj[1], tmp; h->obj[1] = h->obj[(h->size)--]; while (j <= h->size) { if (j < h->size && h->obj[j^1].key < h->obj[j].key) j ^= 1; if (h->obj[j].key < h->obj[i].key) { tmp = h->obj[j]; h->obj[j] = h->obj[i]; h->obj[i] = tmp; i = j; j <<= 1; } else break; } return output; } void merge_min_heap(min_heap* h, min_heap* hh) { int i; data d; if (h->size >= hh->size) { for (i = 1; i <= hh->size; i++) { d = hh->obj[i]; d.key += h->thr - hh->thr; min_push(h, d); } free(hh->obj); } else { for (i = 1; i <= h->size; i++) { d = h->obj[i]; d.key += hh->thr - h->thr; min_push(hh, d); } free(h->obj); *h = *hh; } } int main() { int i, N, A[200001]; scanf("%d", &N); for (i = 0; i < N; i++) scanf("%d", &(A[i])); merge_sort(N, A); int j, k; long long ans = 0; max_heap h; min_heap he[200001]; data d, e; h.size = 0; d.key = A[0]; d.left = A[0]; d.id = 0; push(&h, d); init_min_heap(&(he[0]), 10); for (i = 1; i < N; i++) { d = pop(&h); if (A[i] > d.key + 1) { push(&h, d); d.key = A[i]; d.left = A[i]; d.id = i; push(&h, d); init_min_heap(&(he[i]), 10); } else if (A[i] == d.key + 1) { d.key++; push(&h, d); } else { j = d.id; while (he[j].size > 0 && he[j].obj[1].key <= he[j].thr) min_pop(&(he[j])); if (abs(d.key - A[i]) - he[j].size + (d.key - d.left + 1 - he[j].size) < abs(d.key + 1 - A[i])) { ans += abs(d.key - A[i]) - he[j].size + (d.key - d.left + 1 - he[j].size); d.left--; he[j].thr++; if (h.size > 0 && h.obj[1].key == d.left - 1) { h.obj[1].key = d.key; merge_min_heap(&(he[h.obj[1].id]), &(he[j])); e.key = d.key - A[i] + he[h.obj[1].id].thr; min_push(&(he[h.obj[1].id]), e); } else { push(&h, d); e.key = d.key - A[i] + he[j].thr; min_push(&(he[j]), e); } } else { ans += abs(d.key + 1 - A[i]); d.key++; push(&h, d); e.key = d.key - A[i] + he[j].thr; min_push(&(he[j]), e); } } } printf("%lld\n", ans); fflush(stdout); return 0; }