public static void main ( String [ ] args ) throws IOException {
  StringBuffer ans = new StringBuffer ( ) ;
  StringTokenizer st ;
  BufferedReader f = new BufferedReader ( new InputStreamReader ( System . in ) ) ;
  st = new StringTokenizer ( f . readLine ( ) ) ;
  int n = Integer . parseInt ( st . nextToken ( ) ) ;
  int k = Integer . parseInt ( st . nextToken ( ) ) ;
  point [ ] arr = new point [ n ] ;
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    st = new StringTokenizer ( f . readLine ( ) ) ;
    arr [ i ] = new point ( Integer . parseInt ( st . nextToken ( ) ) , Integer . parseInt ( st . nextToken ( ) ) ) ;
  }
  f . close ( ) ;
  Arrays . sort ( arr ) ;
  point curr = arr [ k - 1 ] ;
  int op = 0 ;
  ;
}

public static void main ( String [ ] args ) throws IOException { StringBuffer ans = new StringBuffer ( ) ; StringTokenizer st ; BufferedReader f = new BufferedReader ( new InputStreamReader ( System . in ) ) ; st = new StringTokenizer ( f . readLine ( ) ) ; int n = Integer . parseInt ( st . nextToken ( ) ) ; int k = Integer . parseInt ( st . nextToken ( ) ) ; point [ ] arr = new point [ n ] ; for ( int i = 0 ; i < n ; i ++ ) { st = new StringTokenizer ( f . readLine ( ) ) ; arr [ i ] = new point ( Integer . parseInt ( st . nextToken ( ) ) , Integer . parseInt ( st . nextToken ( ) ) ) ; } f . close ( ) ; Arrays . sort ( arr ) ; point curr = arr [ k - 1 ] ; int op = 0 ; ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) (throws (type_identifier)) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list)))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list (object_creation_expression type: (type_identifier) arguments: (argument_list (field_access object: (identifier) field: (identifier)))))))) (expression_statement (assignment_expression left: (identifier) right: (object_creation_expression type: (type_identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))) (local_variable_declaration type: (array_type element: (type_identifier) dimensions: (dimensions)) declarator: (variable_declarator name: (identifier) value: (array_creation_expression type: (type_identifier) dimensions: (dimensions_expr (identifier))))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (expression_statement (assignment_expression left: (identifier) right: (object_creation_expression type: (type_identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))) (expression_statement (assignment_expression left: (array_access array: (identifier) index: (identifier)) right: (object_creation_expression type: (type_identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal)))))