public static void main ( String [ ] args ) {
  Scanner sc = new Scanner ( System . in ) ;
  int n = sc . nextInt ( ) ;
  Pair [ ] ar = new Pair [ n ] ;
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    ar [ i ] = new Pair ( sc . nextInt ( ) , sc . nextInt ( ) ) ;
  }
  int m = sc . nextInt ( ) ;
  Pair [ ] br = new Pair [ m ] ;
  for ( int i = 0 ;
  i < m ;
  i ++ ) {
    br [ i ] = new Pair ( sc . nextInt ( ) , sc . nextInt ( ) ) ;
  }
  Arrays . sort ( ar , ( a , b ) -> {
    if ( a . i == b . i ) return a . j - b . j ;
    else return a . i - b . i ;
  }
  ) ;
  Arrays . sort ( br , ( a , b ) -> {
    if ( a . i == b . i ) return a . j - b . j ;
    else return a . i - b . i ;
  }
  ) ;
  int diff = 0 ;
  ;
}

public static void main ( String [ ] args ) { Scanner sc = new Scanner ( System . in ) ; int n = sc . nextInt ( ) ; Pair [ ] ar = new Pair [ n ] ; for ( int i = 0 ; i < n ; i ++ ) { ar [ i ] = new Pair ( sc . nextInt ( ) , sc . nextInt ( ) ) ; } int m = sc . nextInt ( ) ; Pair [ ] br = new Pair [ m ] ; for ( int i = 0 ; i < m ; i ++ ) { br [ i ] = new Pair ( sc . nextInt ( ) , sc . nextInt ( ) ) ; } Arrays . sort ( ar , ( a , b ) -> { if ( a . i == b . i ) return a . j - b . j ; else return a . i - b . i ; } ) ; Arrays . sort ( br , ( a , b ) -> { if ( a . i == b . i ) return a . j - b . j ; else return a . i - b . i ; } ) ; int diff = 0 ; ; }
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