/*弗洛伊德算法求最短路径*/
void Floyd( MGraph * mg )
{
int i, j, k;
int A[MAXV][MAXV], path[MAXV][MAXV];
for( i = 0; i < mg->n; i ++ ) /*初始化*/
for( j = 0; j < mg->n; j ++ )
{
A[i][j] = mg->edges[i][j];
path[i][j] = -1;
}
for( k = 0; k < mg->n; k ++ )
for( i = 0; i < mg->n; i ++ )
for( j = 0; j < mg->n; j ++ )
if( A[i][j] > A[i][k] + A[k][j] )
{
A[i][j] = A[i][k] + A[k][j];
path[i][j] = k;
}
Dispath( A, path, mg->n );
}
int main()
{
int ncity,nrode;
while(scanf("%d%d",&ncity,&nrode)!=EOF)
{
int a[4000][5];
char b[4000];
char c[4000];
int i,j;
for(i=0;i<nrode;i++)
{
for(j=0;j<5;j++)
{
scanf("%d",&a[i][j]);
}
scanf("%s",&b[i]);
}
int pl,sl;
scanf("%d%d",&pl,&sl);
int n,i1,j1,k1;
int G[100][100];
int A[100][100],path[100][100];
for(i1=0;i1<ncity;i1++)
for(j1=0;j1<ncity;j1++)
{
A[i1][j1]=INF;
G[i1][j1]=INF;
}
for(n=0;n<nrode;n++)
{
int p,q;
p=a[n][0];
q=a[n][1];
G[p][q]=a[n][4];
str[p][q]=b[n];
}
for(i1=0;i1<ncity;i1++)
for(j1=0;j1<ncity;j1++)
{
A[i1][j1]=G[i1][j1];
path[i1][j1]=-1;
}
for(n=0;n<nrode;n++)
{
int p,q;
p=a[n][0];
q=a[n][1];
if(a[n][2]>pl||a[n][3]>sl)
{
A[p][q]=INF;
}
}
for(k1=0;k1<ncity;k1++)
{
for(i1=0;i1<ncity;i1++)
for(j1=0;j1<ncity;j1++)
if(A[i1][j1]>A[i1][k1]+A[k1][j1])
{
A[i1][j1]=A[i1][k1]+A[k1][j1];
path[i1][j1]=k1;
}
}
Dispath(A,path,ncity);
}
return 0;
}
