#include #include int main(int argc, char const *argv[]) { vector(int) iv; push_back(&iv, 1); push_back(&iv, 2); push_back(&iv, 3); assert(!empty(&iv)); assert(size(&iv) == 3); assert(iv[0] == 1); assert(at(&iv, 0) == 1); assert(iv[1] == 2); assert(at(&iv, 1) == 2); assert(iv[2] == 3); assert(at(&iv, 2) == 3); clear(&iv); assert(empty(&iv)); assert(size(&iv) == 0); return 0; }