Write a bankaccounttester class whosemain method constructs a bank account, deposits $ 1,000, withdraws$500, withdraws anouther $400, and then prints the remainingbalance. also print the expected result.

which functions return a valid value without any arguments?

(-blank- and -blank- return a valid value without any arguments.)

1st -blank-

today

sqrt

count

2nd -blank-

round

now

sqrt

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