C++ question using C++14 and Visual Studio 2017. I am havingtrouble creating these functions that have to do with sets. Allhelp is appreciated.

setcint> Union(const set<int> & s0, const set<int>& s1); (The name of this function is spelled with a capital U.) create and return the set that is the union of sO and s1. set<int> intersection(const set<int> & s0, const set<int> & s1); create and return the set that is the intersection of sO and s1.
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