从前有一条河，河的左岸有m个传教士、m个野人和一艘最多可乘n人的小船。约定左岸，右岸和船上或者没有传教士，或者野人数量少于传教士，否则野人会把传教士吃掉。搜索一条可使所有的野人和传教士安全渡到右岸的方案。-Once upon a time there was a river, on the left bank of the river have m a missionary, m a savage and a ship can take up a man s boat. On the agreement, and the ship or no missionaries right bank, or savage number less than the preacher, otherwise the missionaries eat wild. Search a can make all the savage and missionaries security go over to the right bank of plan.