public static void main ( String args [ ] ) throws IOException {
  Scanner sc = new Scanner ( System . in ) ;
  int n = sc . nextInt ( ) ;
  double x [ ] = new double [ n ] ;
  double y [ ] = new double [ n ] ;
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    x [ i ] = sc . nextDouble ( ) ;
    y [ i ] = sc . nextDouble ( ) ;
  }
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    ArrayList < Double > s = new ArrayList < > ( ) ;
    for ( int j = 0 ;
    j < n ;
    j ++ ) {
      if ( i != j ) {
        s . add ( Math . atan2 ( y [ j ] - y [ i ] , x [ j ] - x [ i ] ) ) ;
      }
    }
    Collections . sort ( s ) ;
    double max = 0 ;
    for ( int j = 0 ;
    j < n - 2 ;
    j ++ ) {
      max = Math . max ( s . get ( j + 1 ) - s . get ( j ) , max ) ;
    }
    max = Math . max ( max , 2 * Math . PI - ( s . get ( n - 2 ) - s . get ( 0 ) ) ) ;
    System . out . println ( Math . max ( ( max - Math . PI ) / 2 / Math . PI , 0 ) ) ;
  }
}

public static void main ( String args [ ] ) throws IOException { Scanner sc = new Scanner ( System . in ) ; int n = sc . nextInt ( ) ; double x [ ] = new double [ n ] ; double y [ ] = new double [ n ] ; for ( int i = 0 ; i < n ; i ++ ) { x [ i ] = sc . nextDouble ( ) ; y [ i ] = sc . nextDouble ( ) ; } for ( int i = 0 ; i < n ; i ++ ) { ArrayList < Double > s = new ArrayList < > ( ) ; for ( int j = 0 ; j < n ; j ++ ) { if ( i != j ) { s . add ( Math . atan2 ( y [ j ] - y [ i ] , x [ j ] - x [ i ] ) ) ; } } Collections . sort ( s ) ; double max = 0 ; for ( int j = 0 ; j < n - 2 ; j ++ ) { max = Math . max ( s . get ( j + 1 ) - s . get ( j ) , max ) ; } max = Math . max ( max , 2 * Math . PI - ( s . get ( n - 2 ) - s . get ( 0 ) ) ) ; System . out . println ( Math . max ( ( max - Math . PI ) / 2 / Math . PI , 0 ) ) ; } }
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