QOJ.ac
QOJ
As we are currently experiencing an overwhelming number of web requests for fetching user submissions, we have temporarily disabled the full submissions list. You must now be logged in to view submissions.
User profile
hutality
Rating
1800
Contribution
0
Usergroup
Default
Motto
$$[x^n](1-x)^{-\frac{1}{2}} \exp\left(\frac{x(1+x)}{2-2x}\right)\frac{\left(\frac{2-x}{2-2x}\right)^k}{k!}\cdot\,_0 F _1 \left(;k+1;x\left(\frac{2-x}{2-2x}\right)^2\right)$$
Rating changes
Accepted problems：82 problems
14035343448949149249349449854454554661661764164264865065165394413792350239323952397239924002401240324042405270827672768276927702771277227732774277527762777277829582960296129622963296429652966296929702971401044474661484548914900490749144918492450815082508550865087513751395140514151435147514952165416542013269