#include <iostream>
#include <string>
#include <cstdio>
int main()
{
std::string text = "0/41/9/71.94 PC:0x82cc (add)";
std::string opcode(5, '\0'); // Some suitable maximum size
sscanf(text.c_str(), "%*[^(](%[^)]", &opcode[0]);
std::cout << opcode;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgojaW5jbHVkZSA8c3RyaW5nPgojaW5jbHVkZSA8Y3N0ZGlvPgoKaW50IG1haW4oKQp7CglzdGQ6OnN0cmluZyB0ZXh0ID0gIjAvNDEvOS83MS45NCBQQzoweDgyY2MgKGFkZCkiOwoKCglzdGQ6OnN0cmluZyBvcGNvZGUoNSwgJ1wwJyk7IC8vIFNvbWUgc3VpdGFibGUgbWF4aW11bSBzaXplCglzc2NhbmYodGV4dC5jX3N0cigpLCAiJSpbXihdKCVbXildIiwgJm9wY29kZVswXSk7CgoJc3RkOjpjb3V0IDw8IG9wY29kZTsKfQo=