Question: Consider a program with a global variable w initially set to zero, and two threads that run concurrently as scheduled on a single core by

Consider a program with a global variable w initially set to zero, and two threads that run concurrently as scheduled on a single core by some arbitrary scheduler. The first thread does

=

+ 2

five times, and the second thread does

=

- 2

ten times.

Considering any conceivable instruction interleaving, no matter how unlikely, fill in the blanks below.

)

The smallest possible value of w once both threads terminate is: Blank

1 .

Fill in the blank, read surrounding text.

)

The largest possible value of w once both threads terminate is:

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