public static void main ( String [ ] args ) {
  Scanner scanner = new Scanner ( System . in ) ;
  int N = scanner . nextInt ( ) ;
  Node [ ] nodes = new Node [ N ] ;
  for ( int i = 0 ;
  i < N ;
  i ++ ) nodes [ i ] = new Node ( ) ;
  for ( int i = 0 ;
  i < N - 1 ;
  i ++ ) {
    int a = scanner . nextInt ( ) - 1 ;
    int b = scanner . nextInt ( ) - 1 ;
    nodes [ a ] . neighbors . add ( nodes [ b ] ) ;
    nodes [ b ] . neighbors . add ( nodes [ a ] ) ;
  }
  long [ ] count = dfs ( nodes [ 0 ] ) ;
  System . out . println ( ( count [ 0 ] + count [ 1 ] ) % M ) ;
}

public static void main ( String [ ] args ) { Scanner scanner = new Scanner ( System . in ) ; int N = scanner . nextInt ( ) ; Node [ ] nodes = new Node [ N ] ; for ( int i = 0 ; i < N ; i ++ ) nodes [ i ] = new Node ( ) ; for ( int i = 0 ; i < N - 1 ; i ++ ) { int a = scanner . nextInt ( ) - 1 ; int b = scanner . nextInt ( ) - 1 ; nodes [ a ] . neighbors . add ( nodes [ b ] ) ; nodes [ b ] . neighbors . add ( nodes [ a ] ) ; } long [ ] count = dfs ( nodes [ 0 ] ) ; System . out . println ( ( count [ 0 ] + count [ 1 ] ) % M ) ; }
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