int Locate(Graph G,char c){ for(int i=0;i<G.vexnum;i++)if(G.vexs[i]==c) return i;return -1;} //创建无向网 void CreateUDN(Graph &G){ int i,j,w,s1,s2;char a,b,temp;printf("输入顶点数和弧数:");scanf("%d%d",&G.vexnum,&G.arcnum);temp=getchar(); //接...