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ContestId |
Name |
Phase |
Frozen |
Duration (Seconds) |
Relative Time |
Start Time |
|---|---|---|---|---|---|---|
| 438 | Codeforces Round 250 (Div. 1) | FINISHED | False | 7200 | 374778023 | June 1, 2014, 1 p.m. |
Solved |
Index |
Name |
Type |
Tags |
Community Tag |
Rating |
|---|---|---|---|---|---|---|
| ( 2126 ) | E | The Child and Binary Tree | PROGRAMMING | combinatorics divide and conquer fft number theory | 3100 |
Our child likes computer science very much, especially he likes binary trees. Consider the sequence of n distinct positive integers: c1, c2, ..., cn. The child calls a vertex-weighted rooted binary tree good if and only if for every vertex v, the weight of v is in the set {c1, c2, ..., cn}. Also our child thinks that the weight of a vertex-weighted tree is the sum of all vertices' weights. Given an integer m, can you for all s (1 ≤ s ≤ m) calculate the number of good vertex-weighted rooted binary trees with weight s? Please, check the samples for better understanding what trees are considered different. We only want to know the answer modulo 998244353 (7 × 17 × 223 + 1, a prime number). The first line contains two integers n, m (1 ≤ n ≤ 105; 1 ≤ m ≤ 105). The second line contains n space-separated pairwise distinct integers c1, c2, ..., cn. (1 ≤ ci ≤ 105). Print m lines, each line containing a single integer. The i-th line must contain the number of good vertex-weighted rooted binary trees whose weight exactly equal to i. Print the answers modulo 998244353 (7 × 17 × 223 + 1, a prime number). In the first example, there are 9 good vertex-weighted rooted binary trees whose weight exactly equal to 3: |
| Tutorial |
Submission Id |
Author(s) |
Index |
Submitted |
Verdict |
Language |
Test Set |
Tests Passed |
Time taken (ms) |
Memory Consumed (bytes) |
Tags |
Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 24407949 | ShinFeb | E | Feb. 3, 2017, 10:54 a.m. | OK | GNU C++ | TESTS | 22 | 685 | 20992000 | 3100 | |
| 27158618 | songyiqun | E | May 16, 2017, 12:03 p.m. | OK | GNU C++ | TESTS | 22 | 702 | 8499200 | 3100 | |
| 33470414 | Cydiater | E | Dec. 21, 2017, 4:49 a.m. | OK | GNU C++ | TESTS | 22 | 748 | 14131200 | 3100 | |
| 25954679 | Leefir | E | March 30, 2017, 1:55 p.m. | OK | GNU C++ | TESTS | 22 | 748 | 46592000 | 3100 | |
| 31791365 | Flash-boy | E | Oct. 27, 2017, 10:20 a.m. | OK | GNU C++ | TESTS | 22 | 763 | 25600000 | 3100 | |
| 37122901 | luogu_bot2 | E | April 9, 2018, 1:19 p.m. | OK | GNU C++ | TESTS | 22 | 779 | 12902400 | 3100 | |
| 28128455 | sdfzyhx | E | June 29, 2017, 12:20 a.m. | OK | GNU C++ | TESTS | 22 | 795 | 29900800 | 3100 | |
| 28121800 | sdfzyhx | E | June 28, 2017, 1:56 p.m. | OK | GNU C++ | TESTS | 22 | 795 | 29900800 | 3100 | |
| 10033681 | JOHNKRAM | E | Feb. 26, 2015, 2:39 p.m. | OK | GNU C++ | TESTS | 22 | 811 | 16793600 | 3100 | |
| 10033584 | JOHNKRAM | E | Feb. 26, 2015, 2:32 p.m. | OK | GNU C++ | TESTS | 22 | 826 | 16793600 | 3100 | |
| 8175902 | zhj | E | Oct. 11, 2014, 3:11 p.m. | OK | GNU C++0x | TESTS | 22 | 1185 | 30515200 | 3100 | |
| 8172645 | zhj | E | Oct. 11, 2014, 8:42 a.m. | OK | GNU C++0x | TESTS | 22 | 2105 | 31539200 | 3100 | |
| 6783586 | Fdg | E | June 2, 2014, 6:05 p.m. | OK | GNU C++0x | TESTS | 22 | 2137 | 6451200 | 3100 | |
| 8176731 | hadrori | E | Oct. 11, 2014, 5:14 p.m. | OK | GNU C++0x | TESTS | 22 | 2230 | 7884800 | 3100 | |
| 6938790 | hadrori | E | June 21, 2014, 5:04 p.m. | OK | GNU C++0x | TESTS | 22 | 2246 | 7680000 | 3100 | |
| 10094716 | l1n4r | E | March 1, 2015, 10:36 a.m. | OK | GNU C++0x | TESTS | 22 | 2262 | 7782400 | 3100 | |
| 6938775 | hadrori | E | June 21, 2014, 5 p.m. | OK | GNU C++0x | TESTS | 22 | 2324 | 7680000 | 3100 | |
| 6938747 | hadrori | E | June 21, 2014, 4:53 p.m. | OK | GNU C++0x | TESTS | 22 | 2432 | 14848000 | 3100 | |
| 6938726 | hadrori | E | June 21, 2014, 4:48 p.m. | OK | GNU C++0x | TESTS | 22 | 3322 | 14745600 | 3100 | |
| 6938708 | hadrori | E | June 21, 2014, 4:45 p.m. | OK | GNU C++0x | TESTS | 22 | 3447 | 14438400 | 3100 | |
| 48934623 | HolyK | E | Jan. 25, 2019, 1:41 p.m. | OK | GNU C++11 | TESTS | 22 | 311 | 26316800 | 3100 | |
| 59970710 | liqing | E | Sept. 4, 2019, 12:47 a.m. | OK | GNU C++11 | TESTS | 22 | 327 | 12697600 | 3100 | |
| 50341203 | dtcxzyw | E | Feb. 23, 2019, 2:25 a.m. | OK | GNU C++11 | TESTS | 22 | 327 | 13926400 | 3100 | |
| 44285443 | ez_zh | E | Oct. 14, 2018, 7:13 a.m. | OK | GNU C++11 | TESTS | 22 | 468 | 20480000 | 3100 | |
| 49848291 | luogu_bot1 | E | Feb. 13, 2019, 12:36 a.m. | OK | GNU C++11 | TESTS | 22 | 483 | 9011200 | 3100 | |
| 51059542 | luogu_bot2 | E | March 9, 2019, 2 a.m. | OK | GNU C++11 | TESTS | 22 | 514 | 20275200 | 3100 | |
| 53871645 | luogu_bot2 | E | May 8, 2019, 9:24 a.m. | OK | GNU C++11 | TESTS | 22 | 530 | 20275200 | 3100 | |
| 47489321 | Minamoto | E | Dec. 25, 2018, 11:07 a.m. | OK | GNU C++11 | TESTS | 22 | 530 | 20275200 | 3100 | |
| 50057971 | memset0c | E | Feb. 17, 2019, 11:19 a.m. | OK | GNU C++11 | TESTS | 22 | 530 | 60108800 | 3100 | |
| 54982032 | LJZ_C | E | June 2, 2019, 1:40 p.m. | OK | GNU C++11 | TESTS | 22 | 546 | 12185600 | 3100 | |
| 46685750 | TLE | E | Dec. 6, 2018, 1:57 p.m. | OK | GNU C++14 | TESTS | 22 | 264 | 29696000 | 3100 | |
| 46685865 | TLE | E | Dec. 6, 2018, 1:59 p.m. | OK | GNU C++14 | TESTS | 22 | 265 | 29696000 | 3100 | |
| 46685192 | TLE | E | Dec. 6, 2018, 1:43 p.m. | OK | GNU C++14 | TESTS | 22 | 280 | 28672000 | 3100 | |
| 46683828 | TLE | E | Dec. 6, 2018, 1:10 p.m. | OK | GNU C++14 | TESTS | 22 | 498 | 28672000 | 3100 | |
| 49954616 | nickluo | E | Feb. 15, 2019, 3:28 p.m. | OK | GNU C++14 | TESTS | 22 | 499 | 23449600 | 3100 | |
| 66307901 | CDEGA | E | Dec. 5, 2019, 10:13 a.m. | OK | GNU C++14 | TESTS | 22 | 514 | 9318400 | 3100 | |
| 48043980 | tourist | E | Jan. 6, 2019, 11:07 p.m. | OK | GNU C++14 | TESTS | 22 | 530 | 8499200 | 3100 | |
| 48070028 | tourist | E | Jan. 7, 2019, 9:24 p.m. | OK | GNU C++14 | TESTS | 22 | 530 | 9318400 | 3100 | |
| 50238297 | _Sakits | E | Feb. 20, 2019, 11:50 a.m. | OK | GNU C++14 | TESTS | 22 | 546 | 8396800 | 3100 | |
| 53079422 | zhouzhendong | E | April 21, 2019, 5:22 a.m. | OK | GNU C++14 | TESTS | 22 | 561 | 36966400 | 3100 | |
| 58522850 | Elegia | E | Aug. 10, 2019, 5:47 a.m. | OK | GNU C++17 | TESTS | 22 | 264 | 6246400 | 3100 | |
| 50243219 | Trisolaris | E | Feb. 20, 2019, 1:48 p.m. | OK | GNU C++17 | TESTS | 22 | 390 | 8499200 | 3100 | |
| 46852901 | Trisolaris | E | Dec. 10, 2018, 1:13 p.m. | OK | GNU C++17 | TESTS | 22 | 452 | 7680000 | 3100 | |
| 46851965 | Trisolaris | E | Dec. 10, 2018, 12:45 p.m. | OK | GNU C++17 | TESTS | 22 | 467 | 7680000 | 3100 | |
| 49862441 | luogu_bot3 | E | Feb. 13, 2019, 10:17 a.m. | OK | GNU C++17 | TESTS | 22 | 483 | 9011200 | 3100 | |
| 49848247 | Dance_Of_Faith | E | Feb. 13, 2019, 12:33 a.m. | OK | GNU C++17 | TESTS | 22 | 483 | 9011200 | 3100 | |
| 50914395 | Elegia | E | March 7, 2019, 5:13 a.m. | OK | GNU C++17 | TESTS | 22 | 499 | 6246400 | 3100 | |
| 49055335 | InvUsr | E | Jan. 27, 2019, 1:03 p.m. | OK | GNU C++17 | TESTS | 22 | 499 | 10752000 | 3100 | |
| 48167577 | Elegia | E | Jan. 10, 2019, 3:22 a.m. | OK | GNU C++17 | TESTS | 22 | 514 | 6246400 | 3100 | |
| 48167932 | Elegia | E | Jan. 10, 2019, 3:44 a.m. | OK | GNU C++17 | TESTS | 22 | 514 | 6553600 | 3100 | |
| 6787718 | dnk | E | June 3, 2014, 1:44 p.m. | OK | Java 6 | TESTS | 22 | 3837 | 3276800 | 3100 | |
| 11759336 | q234rty | E | June 25, 2015, 11:13 a.m. | OK | Java 7 | TESTS | 22 | 3649 | 10956800 | 3100 | |
| 6785570 | ftiasch | E | June 3, 2014, 6:53 a.m. | OK | Java 7 | TESTS | 22 | 3712 | 11468800 | 3100 | |
| 6787723 | dnk | E | June 3, 2014, 1:45 p.m. | OK | Java 7 | TESTS | 22 | 3790 | 3379200 | 3100 | |
| 6863336 | winger | E | June 11, 2014, 9:35 a.m. | OK | Java 8 | TESTS | 22 | 1715 | 1126400 | 3100 | |
| 6787726 | dnk | E | June 3, 2014, 1:45 p.m. | OK | Java 8 | TESTS | 22 | 2371 | 1536000 | 3100 | |
| 6774697 | Egor | E | June 1, 2014, 3:52 p.m. | OK | Java 8 | TESTS | 22 | 6895 | 1433600 | 3100 | |
| 6775994 | Snowcool | E | June 1, 2014, 6:15 p.m. | OK | Java 8 | TESTS | 22 | 6941 | 1536000 | 3100 | |
| 6783580 | Fdg | E | June 2, 2014, 6:04 p.m. | OK | MS C++ | TESTS | 22 | 3025 | 6451200 | 3100 |
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