1 | hos_lyric | [xnn!qK−1](erx−1)(q+r+erx+qerx−rerx+1)(q+1)(r−e2rx+re2rx+1) | 1355 |
2 | xiaowuc1 | you're a half a world away, but in my mind I whisper every single word you say | 1307 |
3 | Nemesis (Zonghan Yang, Mingchi Zhang, Jianjun Zhang) | 沉舟侧畔千帆过 | 1045 |
4 | larryzhong | | 983 |
5 | maspy | Universal Cup Upsol部 | 959 |
6 | PetroTarnavskyi | Why haven't you registered at https://algotester.com/en yet? 🤨 | 806 |
7 | qiuzx | | 740 |
8 | Crysfly🌈 | 我还能为你驻足到何时 | 725 |
9 | zhouhuanyi | | 723 |
10 | Phantom Threshold (Jiachen Tang, Changdong Li, Weinuo Li) | | 668 |
11 | jiangly (Lingyu Jiang) | | 647 |
12 | ckiseki | 卷不动了 | 608 |
13 | dXqwq🍥 | I can see the Light on you, You can see the Right on me | 597 |
14 | HoMaMaOvO (Riku Kawasaki, Masaki Nishimoto, Yui Hosaka) | | 592 |
15 | yellowbird | 做满1000题,肝就对了 | 577 |
16 | peng bo peng bei (Shenghao Zhang) | | 561 |
17 | grass8cow | | 543 |
18 | lmq26052003 | | 534 |
19 | USA1 (Andrew He, Kevin Sun, Gennady Korotkevich) | | 522 |
20 | Yolki-palki (Vsevolod Nagibin, Denis Mustafin, Tikhon Evteev) | | 516 |
21 | 275307894a | | 469 |
22 | 呆呆鸟 (Weicheng Wang, Anyi Xu, Xiangwen Wang) | | 468 |
23 | 飞带长队 (Xintong Fang, Jun Zheng, Haifeng Liu) | 方队akioi | 463 |
24 | SolitaryDream | | 462 |
25 | ship2077 | | 461 |
26 | Let it Rot (Yi Qian, Bo Peng, Shiyuan Feng) | 我不是可爱小青鱼 | 442 |
27 | Haruhi Kage (Chongye Yang, Jianing Liu, Yifan Lin) | | 432 |
28 | yosupo (Kohei Morita, Takuto Shigemura, Kento Nikaido) | | 425 |
29 | Kevin090228 | 11−x∞∑k=1xk1−x−xk+11−x | 419 |
30 | japan406364961 (Ryo Takahashi, Masanori Ogiwara, Takuto Koriyama) | | 411 |
31 | LoverInTime | 089年的树剖 | 401 |
32 | Zagreb Oblutci (Krešimir Nežmah, Dorijan Lendvaj, Patrick Pavić) | | 400 |
33 | Rubikun (Ibuki Mio) | | 398 |
34 | Almost Retired Dandelion (Aleksei Daniliuk, Oleg Merkurev, Nikolay Kalinin) | | 378 |
35 | flower | | 377 |
36 | Polish Mafia (Wojtek Nadara, Mateusz Radecki, Marcin Smulewicz) | | 372 |
37 | hyforces | 永远不够 | 366 |
38 | The Raspberry Candies (Takuki Kurokawa, Kei Chinen, Keisuke Katayama) | | 359 |
39 | Secret Sealing Club (Fei Pan, Jialong Li, Shiyang Xiong) | | 358 |
40 | bachbeo2007 | | 349 |
41 | MoRanSky | 无论过去 不问将来 | 337 |
41 | Ballmer Peak (Ali Safari, AmirMohammad Shahrezaei, Alireza Keshavarz) | | 337 |
43 | open your brain (Zhi Zhang, Yanru Guan, Jianfeng Zhu) | | 334 |
44 | tritr (Keita Murase, Rin Saiki, Ryuto Kojima) | | 332 |
45 | Bue World (Masataka Gohda, Kotaro Matsuda, Sho Yasui) | | 328 |
46 | Infinity (Tadija Šebez, Nikola Pešić, Viktor Lučić) | | 327 |
47 | lgswdn | Even your existence takes the burden off my mind. | 318 |
48 | waifuSenpai | | 317 |
49 | ezteam1 | | 313 |
50 | hydd | But are we all lost stars trying to light up the dark? | 310 |
51 | Lynkcat | | 307 |
51 | Amstelpark (Pavel Kunyavsky, Alice Sayutina, Mikhail Ipatov) | | 307 |
53 | Take Chance 2.0 (Md. Mahbubul Hasan, Md. Nafis Sadique, Pritom Kundu) | | 300 |
53 | .5 ulp (Maxim Plyushkin, Egor Belousov, Maxim Inyutin) | | 300 |
55 | Sorting | ㅗ오ㅗ
| 299 |
56 | 中国入民小学附属信息I队 (Zicheng Wang, Shubang Liu, Minkai Shao) | | 289 |
57 | 致远²星 (Penghao Zhai, Zhiyuan Ge, Xubei Zhong) | | 288 |
58 | james1BadCreeper | 他明白 他明白 我给不起 | 287 |
59 | alpha1022 | 1n1!n2!(1−y)n1+n2+2(∑j≥0yj(t+j)n1)(∑j≥0yj((j+1)−t)n2) | 286 |
60 | znstz | | 282 |
61 | propane | woshisb | 279 |
62 | AFewSuns | ∑n≥0(x+y)nunn!=∑k≥0xx−kz(x−kz)kukk!∑l≥0(y+kz)ll!ul | 270 |
63 | yhddd | | 267 |
64 | DELIAIR (Taku Saito, Togo Sakurai, Kohei Nakamichi) | | 266 |
65 | UESTC_GUEST_WIFI (Jinwei Yi, Chenghao Zhu, Cheng Wang) | | 265 |
66 | Life Sucks 人生,很搞笑吧 (Jingbang Chen, Yu Gao, Yinuo Lin) | | 263 |
66 | zhaohaikun | | 263 |
68 | Triple Y Unity (Yu-Hang Sheng, Yen-Jen Wang, Shih-Yu Wang) | | 261 |
69 | DaiRuiChen007 | | 260 |
69 | KKT89 | | 260 |
69 | Mei Dui Yao (Qiuyang Zhang, Jiyu Shen) | 没队要 | 260 |
72 | 口嗨战神 (Binyang Jiang, Dayu Wang, Hejun Dong) | | 258 |
73 | NailongGroup | | 255 |
74 | Speed Star (Kentaro Matsushita, Ryomei Sugai) | | 252 |
75 | Zhejiang U: Plenty of Penalty | 高亮的是我们,我们是青鱼家军! | 250 |
75 | rotcar07 | | 250 |
75 | tricyzhkx | | 250 |
78 | KNU_0_GB_RAM (Vladyslav Zavodnyk, Kostiantyn Lutsenko, Kostiantyn Savchuk) | | 247 |
79 | zhoukangyang | | 244 |
80 | kevinyang | | 243 |
80 | jharada fan club (Nick Wu, Antonio Molina Lovett) | | 243 |
82 | 哈姆?哈姆! (Ruizao Wang, Zixuan Qiu, Jiacheng Shi) | 哈姆。 | 240 |
83 | iee | | 238 |
83 | rotcar08 | | 238 |
83 | 怎么有退役选手还参加这个的 (Yaoyu Pan) | | 238 |
83 | MXXVIII (Yotaro Hokugo, Katsuki Ohta, Tomoki Matsui) | | 238 |
87 | He_Ren | | 237 |
87 | sdoi | Pai(x)=[tai]11−xF(t) | 237 |
87 | Dvoe protiv vetra (Egor Kulikov, Pavel Mavrin, Borys Minaiev) | | 237 |
90 | Register | | 236 |
91 | chenxinyang2006 | | 234 |
92 | Scrubs (Raymond Kang, Li Yao'an) | | 233 |
93 | qzez | 对于无向图的情况,基尔霍夫矩阵为 K=D−A,其中 D 为度数矩阵,A 为邻接矩阵。树的个数为去掉 K 一行一列的行列式的值。
对于外向树,D 为每个点的入边度数和,内向树相反。此时需要去掉根所在行列。
BEST 定理:有向欧拉图的欧拉回路个数为:内向树个数乘以 n∏i=1degi,其中 degi 为 i 号点的度数。 | 227 |
93 | Natsuhi Kage (Qiyu Feng, Jianing Liu, Zemu Zhu) | | 227 |
95 | tonosama (Tatsuhito Yamagata, Yasunori Kinoshita, Kosuke Kaneshita) | | 226 |
96 | KUB1pp (Yuta Azumaya, Yasutaka Hiraki, Masahiro Inoue) | | 224 |
97 | Z_301 | | 223 |
98 | 8BQube | | 222 |
98 | MiniLong | | 222 |
100 | chenshi | | 221 |