結果
問題 | No.1888 Odd Insertion |
ユーザー | ygussany |
提出日時 | 2022-03-06 19:18:36 |
言語 | C (gcc 12.3.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 2,824 bytes |
コンパイル時間 | 1,446 ms |
コンパイル使用メモリ | 33,116 KB |
実行使用メモリ | 29,312 KB |
最終ジャッジ日時 | 2024-07-21 05:13:56 |
合計ジャッジ時間 | 25,662 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
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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 | 1 ms
6,816 KB |
testcase_01 | AC | 2 ms
6,944 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 1 ms
6,944 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 1 ms
6,940 KB |
testcase_06 | AC | 28 ms
6,940 KB |
testcase_07 | AC | 28 ms
6,944 KB |
testcase_08 | AC | 103 ms
21,376 KB |
testcase_09 | AC | 101 ms
24,448 KB |
testcase_10 | AC | 102 ms
19,184 KB |
testcase_11 | AC | 100 ms
24,328 KB |
testcase_12 | AC | 103 ms
19,184 KB |
testcase_13 | AC | 103 ms
21,356 KB |
testcase_14 | AC | 102 ms
24,320 KB |
testcase_15 | AC | 105 ms
18,688 KB |
testcase_16 | AC | 117 ms
19,948 KB |
testcase_17 | AC | 103 ms
19,312 KB |
testcase_18 | AC | 118 ms
20,208 KB |
testcase_19 | AC | 114 ms
22,636 KB |
testcase_20 | AC | 132 ms
17,920 KB |
testcase_21 | AC | 116 ms
22,784 KB |
testcase_22 | AC | 126 ms
17,152 KB |
testcase_23 | AC | 122 ms
20,480 KB |
testcase_24 | AC | 121 ms
20,352 KB |
testcase_25 | AC | 124 ms
20,352 KB |
testcase_26 | AC | 97 ms
18,204 KB |
testcase_27 | AC | 94 ms
29,312 KB |
testcase_28 | AC | 106 ms
7,296 KB |
testcase_29 | AC | 54 ms
12,032 KB |
testcase_30 | AC | 1,957 ms
22,784 KB |
testcase_31 | AC | 1,963 ms
28,416 KB |
testcase_32 | AC | 88 ms
18,284 KB |
testcase_33 | WA | - |
testcase_34 | WA | - |
testcase_35 | WA | - |
testcase_36 | WA | - |
testcase_37 | WA | - |
testcase_38 | WA | - |
ソースコード
#include <stdio.h> #include <sys/time.h> void add_BIT(int N, int BIT[], int i, int k) { while (i <= N) { BIT[i] += k; i += (i & -i); } } int sum_BIT(int BIT[], int r) { int sum = 0; while (r > 0) { sum += BIT[r]; r -= (r & -r); } return sum; } void add_xor_BIT(int N, int BIT[], int i) { while (i <= N) { BIT[i] ^= 1; i += (i & -i); } } int sum_xor_BIT(int BIT[], int r) { int sum = 0; while (r > 0) { sum ^= BIT[r]; r -= (r & -r); } return sum; } struct timeval t; double beg, cur; int memo[200001], r; int recursion(int N, int l, int P_inv[], int BIT[], int ans[]) { if (l > N) return 1; else if (memo[l] != 0) return 0; gettimeofday(&t, NULL); cur = t.tv_sec + (double)t.tv_usec / 1000000; if (cur - beg > 1.95) return 0; int i; if (sum_xor_BIT(BIT, P_inv[l] - 1) == 0) { add_xor_BIT(N, BIT, P_inv[l]); ans[0] = l; if (recursion(N, l + 1, P_inv, BIT, &(ans[1])) != 0) return 1; add_xor_BIT(N, BIT, P_inv[l]); } if (P_inv[l] % 2 == 0) { for (i = l + 1; i < r; i++) { gettimeofday(&t, NULL); cur = t.tv_sec + (double)t.tv_usec / 1000000; if (cur - beg > 1.95) return 0; if (sum_xor_BIT(BIT, P_inv[i] - 1) != 0) break; add_xor_BIT(N, BIT, P_inv[i]); ans[i-l-1] = i; if (sum_xor_BIT(BIT, P_inv[l] - 1) == 0) { add_xor_BIT(N, BIT, P_inv[l]); ans[i-l] = l; if (recursion(N, i + 1, P_inv, BIT, &(ans[i-l+1])) != 0) return 1; add_xor_BIT(N, BIT, P_inv[l]); } } } else { for (i = l + 1; i <= N; i++) { gettimeofday(&t, NULL); cur = t.tv_sec + (double)t.tv_usec / 1000000; if (cur - beg > 1.95) return 0; if (sum_xor_BIT(BIT, P_inv[i] - 1) != 0) break; add_xor_BIT(N, BIT, P_inv[i]); ans[i-l-1] = i; if (sum_xor_BIT(BIT, P_inv[l] - 1) == 0) { add_xor_BIT(N, BIT, P_inv[l]); ans[i-l] = l; if (recursion(N, i + 1, P_inv, BIT, &(ans[i-l+1])) != 0) return 1; add_xor_BIT(N, BIT, P_inv[l]); } } } for (i--; i > l; i--) add_xor_BIT(N, BIT, P_inv[i]); memo[l] = -1; while (memo[r] != 0) r--; return 0; } int solve(int N, int P[], int ans[]) { static int i, P_inv[200001], BIT[200001]; for (i = 1, memo[0] = 0; i <= N; i++) { P_inv[P[i]] = i; BIT[i] = 0; memo[i] = 0; } r = N; return recursion(N, 1, P_inv, BIT, &(ans[1])); } int main() { gettimeofday(&t, NULL); beg = t.tv_sec + (double)t.tv_usec / 1000000; int i, N, P[200001], P_inv[200001], ans[200001], BIT[200001] = {}; scanf("%d", &N); for (i = 1; i <= N; i++) scanf("%d", &(P[i])); if (solve(N, P, ans) == 0) printf("No\n"); else { printf("Yes\n"); for (i = 1; i <= N; i++) P_inv[P[i]] = i; for (i = 1; i <= N; i++) { printf("%d %d\n", ans[i], sum_BIT(BIT, P_inv[ans[i]] - 1) + 1); add_BIT(N, BIT, P_inv[ans[i]], 1); } } fflush(stdout); return 0; }