static boolean isSameSet ( int i , int j ) {
  return findSet ( i ) == findSet ( j ) ;
}

static boolean isSameSet ( int i , int j ) { return findSet ( i ) == findSet ( j ) ; }
(method_declaration (modifiers) type: (boolean_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (return_statement (binary_expression left: (method_invocation name: (identifier) arguments: (argument_list (identifier))) right: (method_invocation name: (identifier) arguments: (argument_list (identifier)))))))