Write an efficient C++ function that takes any integer value i and returns 2^i ,as a long value. Your function should not multip

Question

V125BC [204]

3 years ago

13

Write an efficient C++ function that takes any integer value i and returns 2^i ,as a long value. Your function should not multip

ly 2 by itself i times; there are much faster ways of computing 2^i.

Computers and Technology

1 answer:

Ilya [14] · Answer 1 · 2022-03-06T11:00:56+03:00

Answer:

long power(int i)

{

return pow(2,i);

}

Explanation:

The above written function is in C++.It does not uses loop.It's return type is long.It uses the function pow that is present in the math library of the c++.It takes two arguments return the result as first argument raised to the power of second.

for ex:-

pow(3,2);

It means 3^2 and it will return 9.