#include <iostream>
#include <sstream>
using namespace std;
int main() {
std::stringstream stream;
int source = 5;
stream << source;
std::cout << "is eof before load ? " << std::boolalpha << stream.eof()
<< std::endl;
int loaded = 0;
stream >> loaded;
std::cout << "is eof after load ? " << stream.eof()
<< std::endl;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgojaW5jbHVkZSA8c3N0cmVhbT4KIAp1c2luZyBuYW1lc3BhY2Ugc3RkOwoKaW50IG1haW4oKSB7CglzdGQ6OnN0cmluZ3N0cmVhbSBzdHJlYW07CgkKCWludCBzb3VyY2UgPSA1OwoJc3RyZWFtIDw8IHNvdXJjZTsKCQoJc3RkOjpjb3V0IDw8ICJpcyBlb2YgYmVmb3JlIGxvYWQgPyAiIDw8IHN0ZDo6Ym9vbGFscGhhIDw8IHN0cmVhbS5lb2YoKQoJICAgICAgICAgIDw8IHN0ZDo6ZW5kbDsKCQoJaW50IGxvYWRlZCA9IDA7CglzdHJlYW0gPj4gbG9hZGVkOwoJCglzdGQ6OmNvdXQgPDwgImlzIGVvZiBhZnRlciBsb2FkID8gIiA8PCBzdHJlYW0uZW9mKCkKCQkgICAgICA8PCBzdGQ6OmVuZGw7Cn0=