
import base64, codecs
thecrew = 'aW1wb3J0IHJlcXVlc3RzDQppbXBvcnQgcmUNCmZyb20gYnM0IGltcG9ydCBCZWF1dGlmdWxTb3VwDQpmcm9tIHJlc291cmNlcy5saWIubW9kdWxlcyBpbXBvcnQgY2xpZW50DQogICAgICAgIA0KYWdlbnQgPSAnTW96aWxsYS81LjAgKFdpbmRvd3MgTlQgNi4xOyBXaW42NDsgeDY0KSBBcHBsZVdlYktpdC81MzcuMzYgKEtIVE1MLCBsaWtlIEdlY2tvKSBDaHJvbWUvNzYuMC4zODA5LjEzMiBTYWZhcmkvNTM3LjM2Jw0KdV9saW5rID0gJ2h0dHA6Ly9za3VhbmV0LnVzL'
doesnt = '2AuqTIao3W5Y2Mipz11oTRgZF8aQDcaLJ1yK2kcp3DtCFOoKD0XQDbAPzEyMvOaMKEsM2SgMKZbXGbAPvNtVPObqT1fVQ0tpzIkqJImqUZhM2I0XUIsoTyhnljtnTIuMTIlpm17W3ImMKVgLJqyoaDaBvOuM2IhqU0cYzAioaEyoaDAPvNtVPOmo3IjVQ0tDzIuqKEcMaIfH291pPubqT1fYPNanUEgoP5jLKWmMKVaXD0XVPNtVTI2MJ50VQ0tp291pP5znJ5xK2SfoPtanQZaYTS0qUWmCKfaL2kup3ZaBvWaZF1xMJk0LFOaZF1xMJk0LF0kp3DtMJ50paxgqTy0oTHvsFxAPv'
do = 'AgICBmb3IgZ2FtZSBpbiBldmVudDoNCiAgICAgICAgdGl0bGUgPSBnYW1lLmEudGV4dC5lbmNvZGUoJ2FzY2lpJywnaWdub3JlJykNCiAgICAgICAgbGluayA9IGdhbWUuYVsnaHJlZiddDQogICAgICAgIGdhbWVfbGlzdC5hcHBlbmQoeyd0aXRsZSc6dGl0bGUsJ2xpbmsnOmxpbmt9KQ0KICAgIHJldHVybiBnYW1lX2xpc3QNCg0Kc3RyZWFtID0gW10NCmRlZiBnZXRfc3RyZWFtKGxpbmspOg0KICAgIGh0bWwgPSByZXF1ZXN0cy5nZXQobGluayxoZWFkZXJzPXsndXN'
drama = 'ypv1uM2IhqPp6LJqyoaE9XF5wo250MJ50QDbtVPNtp291pPN9VRWyLKI0nJM1oSAiqKNbnUEgoPjanUEgoP5jLKWmMKVaXD0XVPNtVUVtCFOwoTyyoaDhpzIkqJImqPufnJ5eXD0XVPNtVT0mqGttCFOlMF5znJ5xLJkfXPp8p291pzAyVUAlLm0vXSgrVy0dXFpfVUVcJmOqQDbtVPNtp3ElMJSgYzSjpTIhMPu7W3A0pzIuoFp6oGA1BPNeVPq8IKAypv1OM2IhqQ0aVPftLJqyoaDtXlNaWaWyMzIlMKV9WlNeVTkcozg9XD0XVPNtVUWyqUIlovOmqUWyLJ0APvNtVPNAPt=='
respect = '\x72\x6f\x74\x31\x33'
usandyou = eval('\x74\x68\x65\x63\x72\x65\x77') + eval('\x63\x6f\x64\x65\x63\x73\x2e\x64\x65\x63\x6f\x64\x65\x28\x64\x6f\x65\x73\x6e\x74\x2c\x20\x72\x65\x73\x70\x65\x63\x74\x29') + eval('\x64\x6f') + eval('\x63\x6f\x64\x65\x63\x73\x2e\x64\x65\x63\x6f\x64\x65\x28\x64\x72\x61\x6d\x61\x2c\x20\x72\x65\x73\x70\x65\x63\x74\x29')
eval(compile(base64.b64decode(eval('\x75\x73\x61\x6e\x64\x79\x6f\x75')),'<string>','exec'))