Fix min/max computing error caused by implicitly missing default value in case of empy sequence
Fix min/max computing error caused by implicitly missing default
value in case of empy sequence

5GExchange/escape,hsnlab/escape,5GExchange/escape,hsnlab/escape,hsnlab/escape,hsnlab/escape,hsnlab/escape,5GExchange/escape,hsnlab/escape,5GExchange/escape,5GExchange/escape,5GExchange/escape