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5. (a) Your student ID is a sequence like 991992288. Write down the hash value H(your student ID), where the hash function

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(a). Hash value for given Student ID("991992288") under SHA256 hash function is :

2c663ae8af120440bf7b2f7c4750203ead1858a1cfea86a33ee817ebdce027fb    

(b). If a computer can perform 228 evaluations per second

minutes that computer will take to find the integer 'r' is :

2216 /228 = 2188 seconds

2188/60 = 6.5386476e+54 minutes                                 (Because,1minute = 60 seconds)

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