static boolean isPossible ( int x , int y ) {
  if ( ( x - y ) == 1 ) return false ;
  return true ;
}

static boolean isPossible ( int x , int y ) { if ( ( x - y ) == 1 ) return false ; return true ; }
(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 (if_statement condition: (parenthesized_expression (binary_expression left: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) right: (decimal_integer_literal))) consequence: (return_statement (false))) (return_statement (true))))