Question

How to get the last element of set in C++

Answer 1

#include <iostream>
#include <set>
    
int main()
{
    std::set<int> st = {12, 100, 89, 55, 45, 99, 19, 61, 70};
    
    std::set<int> :: iterator it = st.end();
 
    std::cout << *--it;
}
    
    
    
    
/*
run:
    
100
    
*/

 

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Answer 2

#include <iostream>
#include <set>
    
int main()
{
    std::set<int> st = {12, 100, 89, 55, 45, 99, 19, 61, 70};
    
    auto lastElement = st.end();
 
    std::cout << *--lastElement;
}
    
    
    
    
/*
run:
    
100
    
*/

 

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