Question: / Input: A nonnegative integer n S 0 for i 1 to n do S S + i i return S a . Whatdoesthisalgorithmcompute? b

/Input: A nonnegative integer n
S0
for i 1 to n do
SS+ii return S
a. Whatdoesthisalgorithmcompute?
b. What is its basic operation?
c. Howmanytimesisthebasicoperationexecuted?
d. What is the efficiency class of this algorithm?
e. Suggestanimprovement,orabetteralgorithmaltogether,andindicateits efficiency class. If you cannot do it, try to prove that, in fact, it cannot be done.

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