12和20,(12,20)=4 [12,20]=6033和11,(33,11)=11 [33,11]=338和9,(8,9)=1 [8,9]=7235和14,(35,14)=7 [35,14]=7013和7,(13,7)=1 [13,7]=9115和21,(15,21)=3 [15,21]=10517和34,(17,34)=17 [17,34]=3418和1(18,1)=1 [18,1]=18
太多了,没财富值