Question

How many kind of operation can be applied to transform method in c++?

(a) 1

(b) 2

(c) 3

(d) 4

This question was posed to me in a national level competition.

My question comes from Modifying Sequence Algorithms topic in chapter Algorithms, Objects & Iterators in C++ of C++

Answer 1

Correct answer is (b) 2

To explain I would say: There are two kinds of operations. They are unary and binary operation.