Question

The method mapplanttoplantbean(plant) in the type plantserviceimpl is not applicable for the arguments (int)

Answer 1

Persons with typhoid fever carry the bacteria in their bloodstream and intestinal tract. Symptoms include prolonged high fever, fatigue, headache, nausea, abdominal pain, and constipation or diarrhoea. Some patients may have a rash. Severe cases may lead to serious complications or even death.

Answer 2

There aren't two parameters in the add method. Define two int parameters for that method. Plus, those static variables aren't needed; just declare erg to be local variable for the sum.