#include <iostream>
#include <vector>
 
struct Object {
    Object() { printf("ctor\n"); }
    Object(const Object&) { printf("copy ctor\n"); }
    Object& operator=(const Object&) { printf("copy assign\n"); return *this; }
    Object(Object&&) { printf("move ctor\n"); }
    Object& operator=(Object&&) { printf("move assign\n"); return *this; }
};
 
int main() {
    std::vector<Object> v{};
 
    v.push_back(Object{});
 
    printf("second element\n");
 
    v.push_back(Object{});
}

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