他要选定一条从驻地出发，经过每个城市一遍，最后回到驻地的路线，使总的路程(或旅费)最小。
He has to select a departure from the resident, through every city once again, and finally returned to the residents line, bringing the total distance (or travel) the smallest. (2).
他要选定一条从驻地出发，经过每个城市一遍，最后回到驻地的路线，使总的路程(或旅费)最小。
He has to select a departure from the resident, through every city once again, and finally returned to the residents line, bringing the total distance (or travel) the smallest. (2).
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