#include <iostream>
#include <string>
using namespace std;
int main() {
// your code goes here
string str = "127[.0.0.1";
size_t *pos = new size_t(0);
cout << stoi(str, pos) << "pos = " << *pos;
cout << "\n" << str ;
return 0;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgojaW5jbHVkZSA8c3RyaW5nPgp1c2luZyBuYW1lc3BhY2Ugc3RkOwoKaW50IG1haW4oKSB7CgkvLyB5b3VyIGNvZGUgZ29lcyBoZXJlCgkKCXN0cmluZyBzdHIgPSAiMTI3Wy4wLjAuMSI7CglzaXplX3QgKnBvcyA9IG5ldyBzaXplX3QoMCk7Cgljb3V0IDw8IHN0b2koc3RyLCBwb3MpIDw8ICJwb3MgPSAiIDw8ICpwb3M7Cgljb3V0IDw8ICJcbiIgPDwgc3RyIDsKCQoJcmV0dXJuIDA7Cn0=