Question

How to use range constructor to initialize a set from elements of an array in C++

Answer 1

#include <iostream>       
#include <set> 
           
void printSet(std::set<int> st) {
    for (auto n: st) {
        std::cout << n << ' ' ; 
    } 
}
    
int main ()
{
    int arr[] = { 5, 1, 4, 2, 3, 6 };
    std::set<int> st(std::begin(arr), std::end(arr));
 
    printSet(st); 
        
    return 0;
} 
       
       
       
/*
run:
       
1 2 3 4 5 6 
    
*/

 

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