Leslie Leon enter labyrinth the labyrinth consist n hall m oneway passage betweenthem the hall number 1 nLeslie Leon start journey hall s right away quarrel decide explore thelabyrinth separately however want meet end journeyTo help Leslie Leon task find different path give hall s hall t path share hall stare hall s end hall t Thehallt determine choose labyrinth hall t sLeslies Leons path short one path simple visit hall also visit common hall s t journey different time