public static void main ( String [ ] args ) {
  int ar [ ] = {
    1 , 2 , 3 , 6 , 3 , 15 , 5 };
    int n = ar . length ;
    Vector < Integer > ans = find_idx ( ar , n ) ;
    if ( ans . size ( ) != 0 ) {
      for ( int i : ans ) {
        System . out . print ( i + " " ) ;
      }
    }
    else {
      System . out . println ( "-1" ) ;
    }
  }
  
public static void main ( String [ ] args ) { int ar [ ] = { 1 , 2 , 3 , 6 , 3 , 15 , 5 } ; int n = ar . length ; Vector < Integer > ans = find_idx ( ar , n ) ; if ( ans . size ( ) != 0 ) { for ( int i : ans ) { System . out . print ( i + " ▁ " ) ; } } else { 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: (integral_type) declarator: (variable_declarator name: (identifier) dimensions: (dimensions) value: (array_initializer (decimal_integer_literal) (decimal_integer_literal) (decimal_integer_literal) (decimal_integer_literal) (decimal_integer_literal) (decimal_integer_literal) (decimal_integer_literal)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (field_access object: (identifier) field: (identifier)))) (local_variable_declaration type: (generic_type (type_identifier) (type_arguments (type_identifier))) declarator: (variable_declarator name: (identifier) value: (method_invocation name: (identifier) arguments: (argument_list (identifier) (identifier))))) (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) right: (decimal_integer_literal))) consequence: (block (enhanced_for_statement type: (integral_type) name: (identifier) value: (identifier) body: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (string_literal)))))))) alternative: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal))))))))