QOJ.ac
QOJ
User profile
taniya
Rating
1800
Contribution
7
Usergroup
Default
Motto
$$\prod_{n=1}^\infty (1-x^n)=\sum_{k=-\infty}^\infty(-1)^kx^{\frac{k(3k-1)}{2}}=\sum_{k=0}^\infty(-1)^kx^{\frac{k(3k\pm 1)}{2}}$$
Rating changes
Accepted problems:51 problems
2654344714724734784794864874894914924945005455525665685715725785795815825835865885895915925945975988643882555455585559556055625564556556481324413249132511325813259132601326913665