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