public static void main ( String [ ] args ) throws IOException {
  BufferedReader br = new BufferedReader ( new InputStreamReader ( System . in ) ) ;
  PrintWriter pw = new PrintWriter ( System . out ) ;
  StringTokenizer st = new StringTokenizer ( br . readLine ( ) ) ;
  int x = Integer . parseInt ( st . nextToken ( ) ) ;
  int y = Integer . parseInt ( st . nextToken ( ) ) ;
  int turn = 0 ;
  int xToTake [ ] = {
    0 , 1 , 2 };
    int yToTake [ ] = {
      22 , 12 , 2 };
      turn : while ( true ) {
        if ( turn == 0 ) {
          for ( int i = 2 ;
          i >= 0 ;
          i -- ) {
            if ( x >= xToTake [ i ] && y >= yToTake [ i ] ) {
              x -= xToTake [ i ] ;
              y -= yToTake [ i ] ;
              turn = 1 ;
              continue turn ;
            }
          }
          break ;
        }
        else {
          for ( int i = 0 ;
          i <= 2 ;
          i ++ ) {
            if ( x >= xToTake [ i ] && y >= yToTake [ i ] ) {
              x -= xToTake [ i ] ;
              y -= yToTake [ i ] ;
              turn = 0 ;
              continue turn ;
            }
          }
          break ;
        }
      }
      if ( turn == 0 ) pw . println ( "Hanako" ) ;
      else pw . println ( "Ciel" ) ;
      pw . flush ( ) ;
      pw . close ( ) ;
    }
    
public static void main ( String [ ] args ) throws IOException { BufferedReader br = new BufferedReader ( new InputStreamReader ( System . in ) ) ; PrintWriter pw = new PrintWriter ( System . out ) ; StringTokenizer st = new StringTokenizer ( br . readLine ( ) ) ; int x = Integer . parseInt ( st . nextToken ( ) ) ; int y = Integer . parseInt ( st . nextToken ( ) ) ; int turn = 0 ; int xToTake [ ] = { 0 , 1 , 2 } ; int yToTake [ ] = { 22 , 12 , 2 } ; turn : while ( true ) { if ( turn == 0 ) { for ( int i = 2 ; i >= 0 ; i -- ) { if ( x >= xToTake [ i ] && y >= yToTake [ i ] ) { x -= xToTake [ i ] ; y -= yToTake [ i ] ; turn = 1 ; continue turn ; } } break ; } else { for ( int i = 0 ; i <= 2 ; i ++ ) { if ( x >= xToTake [ i ] && y >= yToTake [ i ] ) { x -= xToTake [ i ] ; y -= yToTake [ i ] ; turn = 0 ; continue turn ; } } break ; } } if ( turn == 0 ) pw . println ( " Hanako " ) ; else pw . println ( " Ciel " ) ; pw . flush ( ) ; pw . close ( ) ; }
(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 (object_creation_expression type: (type_identifier) arguments: (argument_list (field_access object: (identifier) field: (identifier)))))))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list (field_access object: (identifier) field: (identifier)))))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (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: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) dimensions: (dimensions) value: (array_initializer (decimal_integer_literal) (decimal_integer_literal) (decimal_integer_literal)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) dimensions: (dimensions) value: (array_initializer (decimal_integer_literal) (decimal_integer_literal) (decimal_integer_literal)))) (labeled_statement (identifier) (while_statement condition: (parenthesized_expression (true)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (block (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (decimal_integer_literal)) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (array_access array: (identifier) index: (identifier))) right: (binary_expression left: (identifier) right: (array_access array: (identifier) index: (identifier))))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (array_access array: (identifier) index: (identifier)))) (expression_statement (assignment_expression left: (identifier) right: (array_access array: (identifier) index: (identifier)))) (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal))) (continue_statement (identifier)))))) (break_statement)) alternative: (block (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (decimal_integer_literal)) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (array_access array: (identifier) index: (identifier))) right: (binary_expression left: (identifier) right: (array_access array: (identifier) index: (identifier))))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (array_access array: (identifier) index: (identifier)))) (expression_statement (assignment_expression left: (identifier) right: (array_access array: (identifier) index: (identifier)))) (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal))) (continue_statement (identifier)))))) (break_statement)))))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (string_literal)))) alternative: (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (string_literal))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))