static void checksum ( int n ) {
  if ( n == 0 ) {
    System . out . println ( "-1 0 1" ) ;
    return ;
  }
  int inc ;
  if ( n > 0 ) inc = 1 ;
  else inc = - 1 ;
  for ( int i = 0 ;
  i <= n - 2 ;
  i += inc ) {
    if ( i + i + 1 + i + 2 == n ) {
      System . out . println ( i + " " + ( i + 1 ) + " " + ( i + 2 ) ) ;
      return ;
    }
  }
  System . out . println ( "-1" ) ;
}

static void checksum ( int n ) { if ( n == 0 ) { System . out . println ( " - 1 ▁ 0 ▁ 1" ) ; return ; } int inc ; if ( n > 0 ) inc = 1 ; else inc = - 1 ; for ( int i = 0 ; i <= n - 2 ; i += inc ) { if ( i + i + 1 + i + 2 == n ) { System . out . println ( i + " ▁ " + ( i + 1 ) + " ▁ " + ( i + 2 ) ) ; return ; } } System . out . println ( " - 1" ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier))) body: (block (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)))) (return_statement))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal))) alternative: (expression_statement (assignment_expression left: (identifier) right: (unary_expression operand: (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: (binary_expression left: (identifier) right: (decimal_integer_literal))) update: (assignment_expression left: (identifier) right: (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (decimal_integer_literal)) right: (identifier)) right: (decimal_integer_literal)) right: (identifier))) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (string_literal)) right: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal)))) right: (string_literal)) right: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))))))) (return_statement))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal))))))