public static void main ( String [ ] args ) throws IOException {
  FastReader f = new FastReader ( ) ;
  StringBuffer sb = new StringBuffer ( ) ;
  int n = f . nextInt ( ) ;
  int m = f . nextInt ( ) ;
  int k = f . nextInt ( ) ;
  Set < Integer > cap = new HashSet < > ( ) ;
  for ( int i = 0 ;
  i < k ;
  i ++ ) cap . add ( f . nextInt ( ) ) ;
  g = new ArrayList [ n + 1 ] ;
  for ( int i = 0 ;
  i <= n ;
  i ++ ) g [ i ] = new ArrayList < > ( ) ;
  vis = new int [ n + 1 ] ;
  cc = new int [ n + 1 ] ;
  List < String > list = new ArrayList < > ( ) ;
  for ( int i = 0 ;
  i < m ;
  i ++ ) {
    int x = f . nextInt ( ) ;
    int y = f . nextInt ( ) ;
    g [ x ] . add ( y ) ;
    g [ y ] . add ( x ) ;
    list . add ( x + " " + y ) ;
  }
  int c = 1 ;
  for ( int x : cap ) {
    dfs ( x , c ) ;
    c ++ ;
  };
}

public static void main ( String [ ] args ) throws IOException { FastReader f = new FastReader ( ) ; StringBuffer sb = new StringBuffer ( ) ; int n = f . nextInt ( ) ; int m = f . nextInt ( ) ; int k = f . nextInt ( ) ; Set < Integer > cap = new HashSet < > ( ) ; for ( int i = 0 ; i < k ; i ++ ) cap . add ( f . nextInt ( ) ) ; g = new ArrayList [ n + 1 ] ; for ( int i = 0 ; i <= n ; i ++ ) g [ i ] = new ArrayList < > ( ) ; vis = new int [ n + 1 ] ; cc = new int [ n + 1 ] ; List < String > list = new ArrayList < > ( ) ; for ( int i = 0 ; i < m ; i ++ ) { int x = f . nextInt ( ) ; int y = f . nextInt ( ) ; g [ x ] . add ( y ) ; g [ y ] . add ( x ) ; list . add ( x + " ▁ " + y ) ; } int c = 1 ; for ( int x : cap ) { dfs ( x , c ) ; c ++ ; } ; }
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