subject

Assume the availability of an existing class, icalculator, that models an integer arithmetic calculator and contains: an instance variable currentvalue that stores the current int value of the calculatora getter method for the above instance variablemethods add, sub, mul, and diveach method in icalculator receives an int argument and applies its operation to currentvalue and returns the new value of currentvalue. so, if currentvalue has the value 8 and sub(6) is invoked then currentvalue ends up with the value 2, and 2 is returned. so, you are to write the definition of a subclass, icalculator1, based on icalculator. the class icalculator1 has one additional method, sign, that receives no arguments, and doesn't modify currentvalue. instead, it simply returns 1, 0 or -1 depending on the whether currentvalue is positive, zero, or negative respectively.

ansver
Answers: 2

Another question on Computers and Technology

question
Computers and Technology, 22.06.2019 03:40
Hello my name is mihai and i need your : )i have to do a python project in computer science and i’m really busy with my mocks this period of time besides this i’m not good at coding so could someone pls pls pls sort me out ? i actually beg ; ))
Answers: 1
question
Computers and Technology, 23.06.2019 01:00
Complete the sentence about a presentation delivery method
Answers: 2
question
Computers and Technology, 23.06.2019 01:00
Petrică, tânăr licean în clasa a ix-a, a primit în dar de la părinţii săi un cont bancar pentru micile sale cheltuieli curente. el este pasionat de internet banking şi îşi verifică cu grijă toate tranzacţiile efectuate. pentru creşterea securităţii tranzacţiilor online, banca îi furnizează lui petrică un număr pe care el va trebui să îl modifice, obţinând un număr tan – număr de autentificare a tranzacţiei (transaction authentication number). regula de obţinere a numărului tan este următoarea: se formează cel mai mic număr par din toate cifrele numărului furnizat de bancă. cerinţă cunoscând numărul n furnizat de bancă, să se determine numărul tan obţinut de petrică. date de intrare fişierul tan.in conţine pe prima linie numărul natural n cu semnificaţia din enunţ. date de ieşire fişierul de ieşire tan.out va conţine o singură linie pe care va fi scris numărul tan cerut. restricţii • 0 < n < 18*1018 • n are cel puţin o cifră pară • numărul tan obţinut nu poate conţine zerouri nesemnificative
Answers: 2
question
Computers and Technology, 23.06.2019 03:50
Iam a bacterium. i cause stomach cramps and diarrhea. i am caused by eating rotten foodssuch as chicken, fish, or eggs. sometimes turtles carry my bacteria.what am i?
Answers: 2
You know the right answer?
Assume the availability of an existing class, icalculator, that models an integer arithmetic calcula...
Questions
question
Mathematics, 31.08.2021 23:40
question
History, 31.08.2021 23:40
Questions on the website: 13722360