С++. Одномерный массив

include lt;iostreamgt;include lt;vectorgt;
int main () std::vector lt;intgt; mas; int n; std::cout lt;lt; "Set n: "; std::cin gt;gt; n; std::cout lt;lt; "Set elements: "; for (int i = 0; i lt; n; i++) int a; std::cin gt;gt; a; mas.push_back(a); std::cout lt;lt; "Set k and m: "; int k, m; std::cin gt;gt; k gt;gt; m; mas.erase(mas.begin() + k -1, mas.begin() + m); for (int i = 0; i lt; mas.size(); i++) std::cout lt;lt; mas[i] lt;lt; " ";