2014-2015 Petrozavodsk Winter Training Camp, Contest.58 (Makoto rng_58 Soejima contest)
2014-2015PetrozavodskWinterTrainingCamp,Contest.58(Makotorng_58Soejimacontest)ProblemA.ManhattansolvedbyRDC32min1Y题意给一网格图,找出欧几里得距离为d的两点,最大化最短路。第一回合三分搜索,第一个点的坐标\((x,0)(0\leqxc}\sum_{mid}f[l][mid][p][c]