public static void main ( String [ ] args ) {
  Scanner input = new Scanner ( System . in ) ;
  long l = input . nextLong ( ) ;
  long r = input . nextLong ( ) ;
  long k = input . nextLong ( ) ;
  long ans = 1 ;
  long c = 0 ;
  for ( int p = 0 ;
  p < 62 ;
  p ++ ) {
    if ( ans >= l && ans <= r ) {
      System . out . print ( ans + " " ) ;
      c ++ ;
    }
    if ( Math . log10 ( ans ) + Math . log10 ( k ) > 18 ) {
      break ;
    }
    else {
      ans *= k ;
    }
  }
  if ( c == 0 ) {
    System . out . println ( "-1" ) ;
  }
}

public static void main ( String [ ] args ) { Scanner input = new Scanner ( System . in ) ; long l = input . nextLong ( ) ; long r = input . nextLong ( ) ; long k = input . nextLong ( ) ; long ans = 1 ; long c = 0 ; for ( int p = 0 ; p < 62 ; p ++ ) { if ( ans >= l && ans <= r ) { System . out . print ( ans + " ▁ " ) ; c ++ ; } if ( Math . log10 ( ans ) + Math . log10 ( k ) > 18 ) { break ; } else { ans *= k ; } } if ( c == 0 ) { System . out . println ( " - 1" ) ; } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) body: (block (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: (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: (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)))) (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) value: (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 (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (binary_expression left: (identifier) right: (identifier)))) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (string_literal))))) (expression_statement (update_expression (identifier))))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))) right: (decimal_integer_literal))) consequence: (block (break_statement)) alternative: (block (expression_statement (assignment_expression left: (identifier) right: (identifier))))))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal))))))))