by@satos___jp
WA
$ 'j' /-(x){j}(c)# \-(!x!)(!c!)(c)(x)g< @ \-(c)(x)# $ 'main'/{j}i-\\ \ | | \----o--@ | \ /-/ \ / \-91a----e< /---u1q< \-/ #
2453410849921531327583746571294695727495659979337181177746705508602762311700849941709388895584992605