Question

How to get an iterator to the end of a vector in C++

Answer 1

#include <iostream>
#include <vector>

int main() 
{
    std::vector<int> v = { 5, 7, 3, 1, 9 };

    std::cout << *(std::end(v) - 1);
}



/*
run:

9

*/

 

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Answer 2

#include <iostream>
#include <vector>
#include <algorithm>

int main() 
{
    std::vector<int> v = { 5, 7, 3, 1, 9 };

    if (std::find(std::begin(v), std::end(v), 3) != std::end(v)) {
        std::cout << "found";
    }
}



/*
run:

found

*/

 

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