static boolean isGumozi ( String s ) {
  if ( s . length ( ) % 2 != 0 ) return false ;
  if ( s . substring ( 0 , s . length ( ) / 2 ) . equals ( s . substring ( s . length ( ) / 2 , s . length ( ) ) ) ) {
    return true ;
  }
  return false ;
}

static boolean isGumozi ( String s ) { if ( s . length ( ) % 2 != 0 ) return false ; if ( s . substring ( 0 , s . length ( ) / 2 ) . equals ( s . substring ( s . length ( ) / 2 , s . length ( ) ) ) ) { return true ; } return false ; }
(method_declaration (modifiers) type: (boolean_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (type_identifier) name: (identifier))) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) right: (decimal_integer_literal)) right: (decimal_integer_literal))) consequence: (return_statement (false))) (if_statement condition: (parenthesized_expression (method_invocation object: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal) (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) right: (decimal_integer_literal)))) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) right: (decimal_integer_literal)) (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))))))) consequence: (block (return_statement (true)))) (return_statement (false))))