Introduction - If you have any usage issues, please Google them yourself
The subject requirement is to require the minimum, if there is a tool that can automatically input value like sort. As a result, it is easy to think of the container a multiset, it can automatically be arranged from small to large order of our input values . This way, when we have finished entering the value directly call the function of the begin (), take the container in a value is the minimum value of the container.