Question: for i=1 to n do for a=1 to 4 do for b=n to i do sum = sum +1 What are the time complexities of

for i=1 to n do

for a=1 to 4 do

for b=n to i do

sum = sum +1

What are the time complexities of each for loop?

First = n?

Second = constant?

Third = logn?

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