#include <iostream>
#include <cmath>
using namespace std;
int main() {
double x = 0/0.0;
cout << x<<endl;
cout << hex << *(long *)(&x)<<endl;
double w = nan("");
cout << hex << *(long *)(&w)<<endl;
return 0;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgojaW5jbHVkZSA8Y21hdGg+CnVzaW5nIG5hbWVzcGFjZSBzdGQ7CgppbnQgbWFpbigpIHsKCWRvdWJsZSB4ID0gMC8wLjA7Cgljb3V0IDw8IHg8PGVuZGw7Cgljb3V0IDw8IGhleCA8PCAqKGxvbmcgKikoJngpPDxlbmRsOwoJZG91YmxlIHcgPSBuYW4oIiIpOwoJY291dCA8PCBoZXggPDwgKihsb25nICopKCZ3KTw8ZW5kbDsKCXJldHVybiAwOwp9