A program that will ask only 3 times for inputting the correct password.
The input/output in main.'Four user defined methods -add(), multiply(), arraymanipulation(), stringcases(). While or do-while should be used to repeat the process.
On the:
arraymanipulation() - input three integers then get the sum and average(2 Decimal only) using =
stringcases() - lower, upper, alternate
I urgently need your help... thanks a lot!