static int performQueryThree ( ) {
  int mini = t . first ( ) ;
  int maxi = t . last ( ) ;
  return maxi - mini ;
}

static int performQueryThree ( ) { int mini = t . first ( ) ; int maxi = t . last ( ) ; return maxi - mini ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (return_statement (binary_expression left: (identifier) right: (identifier)))))