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0_0_22447595_9272.cpp: In function 'int dirMst(int, int)':
0_0_22447595_9272.cpp:45:32: error: expected '}' at end of input
                 root = id[root];//给根新的标号         }         return ans; }  int main() {         while ( scanf( "%d%d%d%d", &n, &x, &y, &z ) != EOF && ( n || x || y || z ) ) {                 for ( int i = 1; i <= n; ++i )                         scanf("%d%d%d", &pnt[i][0], &pnt[i][1], &pnt[i][2]);                 es = 0;                 for ( int i = 1; i <= n; ++i ) addedge( 0, i, pnt[i][2] * x );                 for ( int i = 1; i <= n; ++i ) {                         scanf("%d", &k);                         while(k--) {                                 int tt, linec;                                 scanf("%d", &tt);                                 linec = dist( i, tt );                                 if ( pnt[i][2] >= pnt[tt][2] ) addedge( i, tt, linec*y );                                 else addedge( i, tt, linec*y + z );                         }                 }                         int ans = dirMst(0, n + 1);                         if ( ans == -1 ) printf("poor XiaoA\n");                         else printf("%d\n", ans);         } }
                                ^
0_0_22447595_9272.cpp:45:32: error: expected '}' at end of input