#include 
    
     #include 
     
      int adjMatrix[5][5]={
   {0, 1,1,1 ,-1},					{1, 0,1,-1,1},					{1, 1,0,1, 1},					{1,-1,1,0, 1},					{-1,1,1,1, 0}};					int visitedMark[5];int vtxNum=5;int FindPath(int startVtx,int endVtx,int pathLen,int targetPathLen){	int targetPathNum=0;	if(visitedMark[startVtx]==1)return 0;		visitedMark[startVtx]=1;		if(startVtx==endVtx)	{		printf("Find a path with length of %d\n",pathLen);		if(pathLen==targetPathLen)			targetPathNum++;	}	else	{		for(int i=0;i