[Stanford Algorithms: Design and Analysis, Part 2] c22- Kruskal's MST

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// CPP program to demonstrate use of std::map
#include <bits/stdc++.h>

int main()
{
std::shared_ptr<char> pA(new char('A'));
std::shared_ptr<char> pB(new char('B'));
std::shared_ptr<char> pC(pA);

std::cout << pC.use_count() << std::endl; //2

std::cout << *pA << std::endl;//A

pA = pB;

std::cout << *pA << std::endl;//B

std::cout << pC.use_count() << std::endl; //1

}

 

 

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