Chapter 18.2, Problem 16STE

Program Plan Intro

Member function in “set” template class:

The member function for “set” template class is shown below:

• “s.insert(Value)”:
  • This function is used to inserts a copy of “Value” in the set.
  • If “Value” is already in the set, this has no effect.
• “s.erase(Value)”:
  • It is used to removes “Value” from the set.
  • If “Value” is already in the set, this has no effect.
• “s.find(Value)”:
  • This function is used to returns a mutable iterator placed at the copy of “Value” in the set.
  • If “Value” is not in the set, then “s.end()” is returned.
• “s.erase(Iterator)”:
  • This function is used to erase the value at the location of the “Iterator”.
• “s.size()”:
  • This function is used to returns the number of elements in the set.
• “s.empty()”:
  • This function returns “true” if the set is empty.
  • Otherwise, returns “false”.
• “s1 == s2”:
  • This function returns “true” if the set contains the same elements.
  • Otherwise returns “false”.