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#UsernameMottoSolved
1hos_lyric$$\left[\frac{x^n}{n!} q^{K-1}\right] \frac{(\mathrm{e}^{rx} - 1) (q + r + \mathrm{e}^{rx} + q \mathrm{e}^{rx} - r \mathrm{e}^{rx} + 1)}{(q + 1) (r - \mathrm{e}^{2rx} + r \mathrm{e}^{2rx} + 1)}$$1398
2xiaowuc1you're a half a world away, but in my mind I whisper every single word you say1317
3ucup-team1005沉舟侧畔千帆过1053
4maspyUniversal Cup Upsol部990
5larryzhong983
6qiuzx820
7PetroTarnavskyiWhy haven't you registered at https://algotester.com/en yet? 🤨806
8Crysfly我还能为你驻足到何时744
8zhouhuanyi744
10ucup-team004714
11PhantomThreshold668
12ucup-team087630
13dXqwqI can see the Light on you, You can see the Right on me610
14ckiseki卷不动了608
15yellowbird做满1000题,肝就对了577
16ucup-team2335561
17grass8cow560
18ucup-team1878559
19lmq26052003537
20ucup-team1198516
21ucup-team1004方队akioi489
22275307894a484
23ship2077474
24ucup-team052472
25SolitaryDream462
26ucup-team159455
27ucup-team1209我不是可爱小青鱼442
27ucup-team987442
29ucup-team191440
30ucup-team2880432
31Kevin5307$$ \frac{1}{1-x}\sum_{k=1}^\infty\frac{x^k}{1-\frac{x-x^{k+1}}{1-x}} $$431
32ucup-team1134430
33ucup-team253411
34ucup-team130408
35LoverInTime089年的树剖402
36SGColinLove never fails.383
37Qiulyfendou382
37ucup-team3519382
39flower377
39ucup-team133377
41hyforces永远不够366
42ucup-team138365
43ucup-team025353
44bachbeo2007349
45ucup-team112347
45ucup-team864347
47rotcar08338
48MoRanSky无论过去 不问将来337
49ucup-team134335
50ucup-team311324
51ezteam1322
52ucup-team3215320
53lmeowdnEven your existence takes the burden off my mind.319
53ucup-team216319
55waifuSenpai317
56hyddBut are we all lost stars trying to light up the dark?310
57Lynkcat308
58ucup-team4645Altale307
59ucup-team4744306
60ucup-team2818305
61ucup-team266301
62KKT89299
62Sortingㅗ오ㅗ 299
64rotcar07298
65NailongGroup296
66propanewoshisb294
66ucup-team173294
68yhddd290
69james1BadCreeper他明白 他明白 我给不起287
70alpha1022$$\frac{1}{n_1!n_2!}(1-y)^{n_1+n_2+2} \left(\sum_{j\ge 0} y^j(t+j)^{n_1} \right) \left(\sum_{j\ge 0} y^j((j+1)-t)^{n_2} \right)$$286
71znstz284
72AFewSuns$\displaystyle\sum_{n \geq 0}{(x+y)^n\frac{u^n}{n!}}=\sum_{k \geq 0}\frac{x}{x-kz}(x-kz)^k\frac{u^k}{k!}\sum_{l \geq 0}\frac{(y+kz)^l}{l!}u^l$270
72DaiRuiChen007270
74ucup-team244268
75rgnerdplayer267
76ucup-team122266
76zhaohaikunPub AK IOI!266
78ucup-team1525265
79ucup-team1123264
80Forever_Young263
81ucup-team008260
81ucup-team1447没队要260
83ucup-team296259
84PlentyOfPenalty高亮的是我们,我们是青鱼家军!258
85ucup-team180252
86tricyzhkx250
87ucup-team2307247
88ucup-team110245
89Register244
89zhoukangyang244
91kevinyang243
92chenxinyang2006242
92ucup-team055242
92Z_301242
95ucup-team267哈姆。240
96ucup-team121239
97iee238
98He_Ren237
98nullptr_qwq237
98sdoi$$P_{a_i}(x) = [t^{a_i}]\frac{1}{1-xF(t)}$$237
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