結果
問題 | No.3000 Optimal Run Length Encoding |
ユーザー | 👑 ygussany |
提出日時 | 2024-12-25 23:06:03 |
言語 | C (gcc 13.3.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 4,759 bytes |
コンパイル時間 | 668 ms |
コンパイル使用メモリ | 35,044 KB |
実行使用メモリ | 184,480 KB |
最終ジャッジ日時 | 2024-12-25 23:24:47 |
合計ジャッジ時間 | 1,117,412 ms |
ジャッジサーバーID (参考情報) |
judge4 / 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
10,496 KB |
testcase_01 | WA | - |
testcase_02 | WA | - |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | WA | - |
testcase_24 | WA | - |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | WA | - |
testcase_30 | WA | - |
testcase_31 | WA | - |
testcase_32 | WA | - |
testcase_33 | WA | - |
testcase_34 | TLE | - |
testcase_35 | WA | - |
testcase_36 | WA | - |
testcase_37 | WA | - |
testcase_38 | WA | - |
testcase_39 | WA | - |
testcase_40 | WA | - |
testcase_41 | WA | - |
testcase_42 | WA | - |
testcase_43 | WA | - |
testcase_44 | WA | - |
testcase_45 | TLE | - |
testcase_46 | TLE | - |
testcase_47 | TLE | - |
testcase_48 | TLE | - |
testcase_49 | TLE | - |
testcase_50 | TLE | - |
testcase_51 | TLE | - |
testcase_52 | TLE | - |
testcase_53 | TLE | - |
testcase_54 | TLE | - |
testcase_55 | TLE | - |
testcase_56 | TLE | - |
testcase_57 | TLE | - |
testcase_58 | TLE | - |
testcase_59 | TLE | - |
testcase_60 | TLE | - |
testcase_61 | TLE | - |
testcase_62 | TLE | - |
testcase_63 | TLE | - |
testcase_64 | TLE | - |
testcase_65 | TLE | - |
testcase_66 | TLE | - |
testcase_67 | TLE | - |
testcase_68 | TLE | - |
testcase_69 | TLE | - |
testcase_70 | TLE | - |
testcase_71 | TLE | - |
testcase_72 | TLE | - |
testcase_73 | TLE | - |
testcase_74 | TLE | - |
testcase_75 | TLE | - |
testcase_76 | TLE | - |
testcase_77 | TLE | - |
testcase_78 | TLE | - |
testcase_79 | TLE | - |
testcase_80 | TLE | - |
testcase_81 | AC | 2,850 ms
44,032 KB |
testcase_82 | TLE | - |
testcase_83 | TLE | - |
testcase_84 | TLE | - |
testcase_85 | TLE | - |
testcase_86 | TLE | - |
testcase_87 | TLE | - |
testcase_88 | TLE | - |
testcase_89 | TLE | - |
testcase_90 | TLE | - |
testcase_91 | TLE | - |
testcase_92 | TLE | - |
testcase_93 | TLE | - |
testcase_94 | TLE | - |
testcase_95 | TLE | - |
testcase_96 | TLE | - |
testcase_97 | TLE | - |
testcase_98 | TLE | - |
testcase_99 | TLE | - |
testcase_100 | TLE | - |
testcase_101 | TLE | - |
testcase_102 | TLE | - |
testcase_103 | TLE | - |
testcase_104 | TLE | - |
testcase_105 | TLE | - |
testcase_106 | TLE | - |
testcase_107 | TLE | - |
testcase_108 | TLE | - |
testcase_109 | TLE | - |
testcase_110 | TLE | - |
testcase_111 | TLE | - |
testcase_112 | TLE | - |
testcase_113 | TLE | - |
testcase_114 | TLE | - |
testcase_115 | TLE | - |
testcase_116 | TLE | - |
testcase_117 | TLE | - |
testcase_118 | TLE | - |
testcase_119 | TLE | - |
testcase_120 | TLE | - |
testcase_121 | TLE | - |
testcase_122 | TLE | - |
testcase_123 | TLE | - |
testcase_124 | TLE | - |
testcase_125 | TLE | - |
testcase_126 | TLE | - |
testcase_127 | TLE | - |
testcase_128 | TLE | - |
testcase_129 | TLE | - |
testcase_130 | TLE | - |
testcase_131 | TLE | - |
testcase_132 | TLE | - |
testcase_133 | TLE | - |
testcase_134 | TLE | - |
testcase_135 | TLE | - |
testcase_136 | TLE | - |
testcase_137 | TLE | - |
testcase_138 | TLE | - |
testcase_139 | TLE | - |
testcase_140 | TLE | - |
testcase_141 | TLE | - |
testcase_142 | TLE | - |
ソースコード
#include <stdio.h> #include <stdlib.h> typedef struct HList { struct HList *next; int l, r, min, argmin[2]; } hlist; #define HASH 5000011 const int H_Mod = HASH; int hn; hlist *hash[HASH] = {}, hd[10000001]; int hash_func(int l, int r) { return (((long long)l << 30) + r) % H_Mod; } void Z_algorithm(char S[], int Z[]) { int i, j, k, l; for (l = 0; S[l] != 0; l++); Z[0] = l; for (i = 1, j = 0; i < l; i++) { for (; i + j < l && S[i+j] == S[j]; j++); Z[i] = j; if (j == 0) continue; for (k = 1; k < j && k + Z[k] < j; k++) Z[i+k] = Z[k]; i += k - 1; j -= k; } } int recursion(char S[], int l, int r) { if (r <= l) return 0; else if (r == l + 1) return 2; int h = hash_func(l, r); hlist *hp; for (hp = hash[h]; hp != NULL; hp = hp->next) if (hp->l == l && hp->r == r) return hp->min; hp = &(hd[hn++]); hp->l = l; hp->r = r; hp->min = r - l + 1; hp->argmin[0] = l; hp->argmin[1] = r; hp->next = hash[h]; hash[h] = hp; int m = (l + r) / 2, tmp[2] = {recursion(S, l, m), recursion(S, m, r)}; if (hp->min > tmp[0] + tmp[1]) { hp->min = tmp[0] + tmp[1]; hp->argmin[0] = m; hp->argmin[1] = m; } int i, j, k, kk, kkk, ll, rr, *Z[2]; char *T[2]; T[0] = (char*)malloc(sizeof(char) * (m - l + 1)); T[1] = (char*)malloc(sizeof(char) * (r - m + 1 + r - l + 1)); Z[0] = (int*)malloc(sizeof(int) * (m - l + 1 + 1)); Z[1] = (int*)malloc(sizeof(int) * (r - m + 1 + r - l + 1)); for (i = 0, j = m - 1; j >= l; i++, j--) T[0][i] = S[j]; T[0][i] = 0; Z[0][i] = 0; for (i = 0, j = m; j < r; i++, j++) T[1][i] = S[j]; T[1][i++] = '#'; for (j = l; j < r; i++, j++) T[1][i] = S[j]; T[1][i] = 0; Z_algorithm(T[0], Z[0]); Z_algorithm(T[1], Z[1]); for (i = 1, j = m - l; i <= m - l && j >= 0; i++, j--) { k = Z[0][i] + Z[1][r-m+j] + i; if (k < i * 2) continue; for (kk = k / i, kkk = 0; kk > 0; kk /= 10, kkk++); kk = k / i * i; for (ll = m - i - Z[0][i], rr = ll + kk; rr <= m + Z[1][r-m+j]; ll++, rr++) { if (rr < m) continue; tmp[0] = recursion(S, l, ll); tmp[1] = recursion(S, rr, r); if (hp->min > tmp[0] + tmp[1] + i + kkk) { hp->min = tmp[0] + tmp[1] + i + kkk; hp->argmin[0] = ll; hp->argmin[1] = rr; } } } free(T[0]); free(T[1]); free(Z[0]); free(Z[1]); T[0] = (char*)malloc(sizeof(char) * (r - m + 1)); T[1] = (char*)malloc(sizeof(char) * (m - l + 1 + r - l + 1)); Z[0] = (int*)malloc(sizeof(int) * (r - m + 1 + 1)); Z[1] = (int*)malloc(sizeof(int) * (m - l + 1 + r - l + 1)); for (i = 0, j = m; j < r; i++, j++) T[0][i] = S[j]; T[0][i] = 0; Z[0][i] = 0; for (i = 0, j = m - 1; j >= l; i++, j--) T[1][i] = S[j]; T[1][i++] = '#'; for (j = r - 1; j >= l; i++, j--) T[1][i] = S[j]; T[1][i] = 0; Z_algorithm(T[0], Z[0]); Z_algorithm(T[1], Z[1]); for (i = 1, j = r - m; i <= r - m && j >= 0; i++, j--) { k = Z[0][i] + Z[1][m-l+j] + i; if (k < i * 2) continue; for (kk = k / i, kkk = 0; kk > 0; kk /= 10, kkk++); kk = k / i * i; for (rr = m + i + Z[0][i], ll = rr - kk; ll >= m - Z[1][m-l+j]; ll--, rr--) { if (ll > m) continue; tmp[0] = recursion(S, l, ll); tmp[1] = recursion(S, rr, r); if (hp->min > tmp[0] + tmp[1] + i + kkk) { hp->min = tmp[0] + tmp[1] + i + kkk; hp->argmin[0] = ll; hp->argmin[1] = rr; } } } free(T[0]); free(T[1]); free(Z[0]); free(Z[1]); // printf("%d %d: %d %d %d\n", l, r, hp->min, hp->argmin[0], hp->argmin[1]); return hp->min; } void recover(char S[], int l, int r, char ans[]) { if (r <= l) return; else if (r == l + 1) { ans[0] = S[l]; ans[1] = '1'; return; } int h = hash_func(l, r), i, j, k = 0, kk; char tmp[10]; hlist *hp; for (hp = hash[h]; hp != NULL; hp = hp->next) if (hp->l == l && hp->r == r) break; if (hp->argmin[0] > l) { recover(S, l, hp->argmin[0], ans); k = recursion(S, l, hp->argmin[0]); } if (hp->argmin[0] < hp->argmin[1]) { for (i = 1; i < hp->argmin[1] - hp->argmin[0]; i++) { if ((hp->argmin[1] - hp->argmin[0]) % i != 0) continue; for (j = hp->argmin[0] + i; j < hp->argmin[1]; j++) if (S[j] != S[j-i]) break; if (j == hp->argmin[1]) break; } for (j = 0; j < i; j++) ans[k++] = S[hp->argmin[0] + j]; for (j = (hp->argmin[1] - hp->argmin[0]) / i, kk = 0; j > 0; j /= 10, kk++) tmp[kk] = '0' + j % 10; while (kk--) ans[k++] = tmp[kk]; } if (hp->argmin[1] < r) recover(S, hp->argmin[1], r, &(ans[k])); } void solve(char S[], char ans[]) { int h, i, l, min; for (l = 0, hn = 0; S[l] != 0; l++); min = recursion(S, 0, l); recover(S, 0, l, ans); ans[min] = 0; for (i = 0; i < hn; i++) hash[hash_func(hd[i].l, hd[i].r)] = NULL; } int main() { int T; char S[500001], ans[500003]; scanf("%d", &T); while (T--) { scanf("%s", S); solve(S, ans); printf("%s\n", ans); } fflush(stdout); return 0; }