static void printNumber ( int n ) {
  int count [ ] = new int [ 10 ] ;
  while ( n > 0 ) {
    count [ n % 10 ] ++ ;
    n /= 10 ;
  }
  for ( int i = 1 ;
  i < 10 ;
  i ++ ) {
    for ( int j = 0 ;
    j < count [ i ] * i ;
    j ++ ) System . out . print ( i ) ;
  }
}

static void printNumber ( int n ) { int count [ ] = new int [ 10 ] ; while ( n > 0 ) { count [ n % 10 ] ++ ; n /= 10 ; } for ( int i = 1 ; i < 10 ; i ++ ) { for ( int j = 0 ; j < count [ i ] * i ; j ++ ) System . out . print ( i ) ; } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) dimensions: (dimensions) value: (array_creation_expression type: (integral_type) dimensions: (dimensions_expr (decimal_integer_literal))))) (while_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) body: (block (expression_statement (update_expression (array_access array: (identifier) index: (binary_expression left: (identifier) right: (decimal_integer_literal))))) (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal))))) (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 (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: (array_access array: (identifier) index: (identifier)) right: (identifier))) update: (update_expression (identifier)) body: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (identifier)))))))))