public static void main ( String [ ] args ) {
  Scanner sc = new Scanner ( System . in ) ;
  int n = sc . nextInt ( ) ;
  long k = sc . nextLong ( ) ;
  long [ ] sum = new long [ n + 1 ] ;
  for ( int i = 1 ;
  i <= n ;
  i ++ ) sum [ i ] = sum [ i - 1 ] + sc . nextLong ( ) - k ;
  long [ ] temp = new long [ n + 1 ] ;
  merge ( 0 , n , sum , temp ) ;
  PrintWriter out = new PrintWriter ( System . out ) ;
  out . println ( ans ) ;
  out . flush ( ) ;
}

public static void main ( String [ ] args ) { Scanner sc = new Scanner ( System . in ) ; int n = sc . nextInt ( ) ; long k = sc . nextLong ( ) ; long [ ] sum = new long [ n + 1 ] ; for ( int i = 1 ; i <= n ; i ++ ) sum [ i ] = sum [ i - 1 ] + sc . nextLong ( ) - k ; long [ ] temp = new long [ n + 1 ] ; merge ( 0 , n , sum , temp ) ; PrintWriter out = new PrintWriter ( System . out ) ; out . println ( ans ) ; out . flush ( ) ; }
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