public static void main ( String [ ] args ) {
  final Scanner sc = new Scanner ( System . in ) ;
  int n = sc . nextInt ( ) ;
  int [ ] x = new int [ n ] ;
  int [ ] y = new int [ n ] ;
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    x [ i ] = sc . nextInt ( ) ;
    y [ i ] = sc . nextInt ( ) ;
  }
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    double [ ] angle = new double [ n ] ;
    int p = 0 ;
    for ( int j = 0 ;
    j < n ;
    j ++ ) {
      if ( j != i ) {
        angle [ p ++ ] = Math . atan2 ( y [ j ] - y [ i ] , x [ j ] - x [ i ] ) ;
      }
    }
    Arrays . sort ( angle , 0 , p ) ;
    angle [ p ++ ] = angle [ 0 ] + 2 * Math . PI ;
    double max = 0 ;
    for ( int j = 0 ;
    j + 1 < angle . length ;
    j ++ ) {
      max = Math . max ( max , angle [ j + 1 ] - angle [ j ] ) ;
    }
    max = Math . max ( max - Math . PI , 0.0 ) ;
    System . out . printf ( "%.15f\n" , max / ( 2 * Math . PI ) ) ;
  }
}

public static void main ( String [ ] args ) { final Scanner sc = new Scanner ( System . in ) ; int n = sc . nextInt ( ) ; int [ ] x = new int [ n ] ; int [ ] y = new int [ n ] ; for ( int i = 0 ; i < n ; i ++ ) { x [ i ] = sc . nextInt ( ) ; y [ i ] = sc . nextInt ( ) ; } for ( int i = 0 ; i < n ; i ++ ) { double [ ] angle = new double [ n ] ; int p = 0 ; for ( int j = 0 ; j < n ; j ++ ) { if ( j != i ) { angle [ p ++ ] = Math . atan2 ( y [ j ] - y [ i ] , x [ j ] - x [ i ] ) ; } } Arrays . sort ( angle , 0 , p ) ; angle [ p ++ ] = angle [ 0 ] + 2 * Math . PI ; double max = 0 ; for ( int j = 0 ; j + 1 < angle . length ; j ++ ) { max = Math . max ( max , angle [ j + 1 ] - angle [ j ] ) ; } max = Math . max ( max - Math . PI , 0.0 ) ; System . out . printf ( " % .15f \n " , max / ( 2 * Math . PI ) ) ; } }
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