#include <vector> // <== Necessary for std::vector
#include <iostream> // <== Necessary for overloads of operator << and std::cout
int main()
{
std::vector<int> temp = { 1 };
temp.push_back(42);
std::cout << temp[0] << "," << temp[1];
}
ICAgICNpbmNsdWRlIDx2ZWN0b3I+IC8vIDw9PSBOZWNlc3NhcnkgZm9yIHN0ZDo6dmVjdG9yCiAgICAjaW5jbHVkZSA8aW9zdHJlYW0+IC8vIDw9PSBOZWNlc3NhcnkgZm9yIG92ZXJsb2FkcyBvZiBvcGVyYXRvciA8PCBhbmQgc3RkOjpjb3V0CgogICAgaW50IG1haW4oKQogICAgewogICAgICAgIHN0ZDo6dmVjdG9yPGludD4gdGVtcCA9IHsgMSB9OwogICAgICAgIHRlbXAucHVzaF9iYWNrKDQyKTsKICAgICAgICBzdGQ6OmNvdXQgPDwgdGVtcFswXSA8PCAiLCIgPDwgdGVtcFsxXTsKICAgIH0KCg==