QOJ.ac
QOJ
Universal Cup
User profile
qwq ♀
Rating
2544
Contribution
46
Usergroup
Default
Motto
$\displaystyle \sum_{i=1}^n [i,i+1,\cdots, i+k] \pmod{10^9+7}$
Visit qwq's blog
Rating changes
Accepted problems：199 problems
3943606167728990110199202243306330355363364367377389402408436442460495526532559563676717761767789797836852880881886921922923949952953956992104310591060106410831126114311441163117912041222122612411243125412931305130913141436146514901670175817741815186418771963204720662091211021152120212321252129214221782213224322672276227923022348235123522378238024092430244425072512258226312634270027072710271127172753289529482968304730583086309730983242324632493269327433243340348935543555356136003836400740094018406041154117420542084210426043564402465746584661492749974998512251375143516553495350535153525353568356845685568756895693569461046106610861106112612761286129613061316132613461356136613761386231623663136314631563406605215392160621621216242167821692
Tried problems：30 problems
383610684102811382131299530423505401040114059425145614562479753366316636765278000216462165121675216862168721689216942169521727
Virtual Participations：18 contests
qwq ♀
Rating
2544
Contribution
46
Usergroup
Default
Motto
$\displaystyle \sum_{i=1}^n [i,i+1,\cdots, i+k] \pmod{10^9+7}$
Rating changes
Accepted problems：199 problems
3943606167728990110199202243306330355363364367377389402408436442460495526532559563676717761767789797836852880881886921922923949952953956992104310591060106410831126114311441163117912041222122612411243125412931305130913141436146514901670175817741815186418771963204720662091211021152120212321252129214221782213224322672276227923022348235123522378238024092430244425072512258226312634270027072710271127172753289529482968304730583086309730983242324632493269327433243340348935543555356136003836400740094018406041154117420542084210426043564402465746584661492749974998512251375143516553495350535153525353568356845685568756895693569461046106610861106112612761286129613061316132613461356136613761386231623663136314631563406605215392160621621216242167821692
Tried problems：30 problems
383610684102811382131299530423505401040114059425145614562479753366316636765278000216462165121675216862168721689216942169521727