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// CPP program to demonstrate the
// set::insert(element) function
#include <bits/stdc++.h>
using namespace std;
int main()
{
set<int> s;
// Function to insert elements
// in the set container
s.insert(1);
s.insert(4);
s.insert(2);
s.insert(5);
s.insert(3);
cout << "The elements in set are: ";
for (auto it = s.begin(); it != s.end(); it++)
cout << *it << " ";
return 0;
}