Alexander Grothendieck (German: [ˈɡroːtn̩diːk]; French: [ɡʁɔtɛndik]; 28 March 1928 – 13 November 2014[1]) was a French[2][3][4] mathematician, born inGermany, raised and living primarily in France, and who spent much of his working life stateless, wh…
Otto Product Classification Winner's Interview: 2nd place, Alexander Guschin ¯\_(ツ)_/¯ The Otto Group Product Classification Challenge made Kaggle history as our most popular competition ever. Alexander Guschin finished in 2nd place ahead of 3,845 ot…
比赛时和昨天一样困,后面的大奆打代码的速度简直了 T1 用 2.4.6.8 来与 5 抵消掉末尾的 0 ,然后用周期问题的方法直接乘起来并取个位 #include<bits/stdc++.h> using namespace std; const int tw[4]={6,2,4,8}; const int th[4]={1,3,9,7}; const int fr[4]={6,4}; const int sv[4]={1,7,9,3}; const int gi[4]={6,8,4,2};…