PARTICIPATION ACTIVITY

$5\mathrm{.}3\mathrm{.}1$: Loop example: Greatest common divisor.

Use input values of num$\_$a $=15$ and num$\_$b $=10$ in the above GCD program. Answer the questions by mentally executing the statements. If stuck, consider adding additional print statements to the program.

$1)$

What is the value of num$\_$a before the first loop iteration?

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$2)$

What is num$\_$a after the first iteration and before the second?

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$3)$

What is num$\_$b after the second and before the third iteration?

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$4)$

How many loop iterations will the algorithm execute?

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