public static void main ( String [ ] args ) {
  Scanner sc = new Scanner ( System . in ) ;
  int n = sc . nextInt ( ) ;
  int m = sc . nextInt ( ) ;
  int k = sc . nextInt ( ) ;
  int [ ] [ ] list = new int [ m + 1 ] [ n ] ;
  for ( int i = 0 ;
  i < m + 1 ;
  i ++ ) {
    int temp = sc . nextInt ( ) ;
    int count = 0 ;
    while ( true ) {
      if ( temp == 1 ) {
        list [ i ] [ count ] = temp ;
        break ;
      }
      else {
        list [ i ] [ count ] = temp % 2 ;
        temp = temp / 2 ;
        count ++ ;
      }
    }
  }
  int maxCnt = 0 ;
  for ( int i = 0 ;
  i < m ;
  i ++ ) {
    int curCnt = 0 ;
    for ( int j = 0 ;
    j < n ;
    j ++ ) {
      if ( ( list [ i ] [ j ] == 1 && list [ m ] [ j ] == 0 ) || ( list [ i ] [ j ] == 0 && list [ m ] [ j ] == 1 ) ) {
        curCnt ++ ;
      }
    }
    if ( curCnt <= k ) {
      maxCnt ++ ;
    }
  }
  System . out . println ( maxCnt ) ;
}

public static void main ( String [ ] args ) { Scanner sc = new Scanner ( System . in ) ; int n = sc . nextInt ( ) ; int m = sc . nextInt ( ) ; int k = sc . nextInt ( ) ; int [ ] [ ] list = new int [ m + 1 ] [ n ] ; for ( int i = 0 ; i < m + 1 ; i ++ ) { int temp = sc . nextInt ( ) ; int count = 0 ; while ( true ) { if ( temp == 1 ) { list [ i ] [ count ] = temp ; break ; } else { list [ i ] [ count ] = temp % 2 ; temp = temp / 2 ; count ++ ; } } } int maxCnt = 0 ; for ( int i = 0 ; i < m ; i ++ ) { int curCnt = 0 ; for ( int j = 0 ; j < n ; j ++ ) { if ( ( list [ i ] [ j ] == 1 && list [ m ] [ j ] == 0 ) || ( list [ i ] [ j ] == 0 && list [ m ] [ j ] == 1 ) ) { curCnt ++ ; } } if ( curCnt <= k ) { maxCnt ++ ; } } System . out . println ( maxCnt ) ; }
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object: (identifier) name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (array_type element: (integral_type) dimensions: (dimensions)) declarator: (variable_declarator name: (identifier) value: (array_creation_expression type: (integral_type) dimensions: (dimensions_expr (binary_expression left: (identifier) right: (decimal_integer_literal))) 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: (binary_expression left: (identifier) right: (decimal_integer_literal))) update: (update_expression (identifier)) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (while_statement condition: (parenthesized_expression (true)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (block (expression_statement (assignment_expression left: (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)) right: (identifier))) (break_statement)) alternative: (block (expression_statement (assignment_expression left: (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)) right: (binary_expression left: (identifier) right: (decimal_integer_literal)))) (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (identifier) right: (decimal_integer_literal)))) (expression_statement (update_expression (identifier))))))))) (local_variable_declaration type: 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(identifier) index: (identifier)) index: (identifier)) right: (decimal_integer_literal)) right: (binary_expression left: (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)) right: (decimal_integer_literal)))) right: (parenthesized_expression (binary_expression left: (binary_expression left: (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)) right: (decimal_integer_literal)) right: (binary_expression left: (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)) right: (decimal_integer_literal)))))) consequence: (block (expression_statement (update_expression (identifier))))))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) consequence: (block (expression_statement (update_expression (identifier))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (identifier))))))