#include <iostream>
#include <tuple>
using namespace std;
int main() {
int x = 10;
string y = "aoeu";
tuple<int&, string&> z(x, y);
x = 15;
y = ";qjk";
cout << get<0>(z) << ", " << get<1>(z) << endl;
return 0;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgojaW5jbHVkZSA8dHVwbGU+CnVzaW5nIG5hbWVzcGFjZSBzdGQ7CgppbnQgbWFpbigpIHsKCWludCB4ID0gMTA7CglzdHJpbmcgeSA9ICJhb2V1IjsKCXR1cGxlPGludCYsIHN0cmluZyY+IHooeCwgeSk7CgkKCXggPSAxNTsKCXkgPSAiO3FqayI7CgkKCWNvdXQgPDwgZ2V0PDA+KHopIDw8ICIsICIgPDwgZ2V0PDE+KHopIDw8IGVuZGw7CglyZXR1cm4gMDsKfQ==