#include <iostream>
using namespace std;
int main() {
// your code goes here
string s1,s2;
cin>>s1>>s2;
if(s1==s2 && s1 == "fine") cout<<"4"<<"\n";
else if(s1=="sick" && s2 == "fine") cout<<"2"<<"\n";
else if(s2=="sick" && s1 == "fine") cout<<"3"<<"\n";
else cout<<"1"<<"\n";
return 0;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgp1c2luZyBuYW1lc3BhY2Ugc3RkOwoKaW50IG1haW4oKSB7CgkvLyB5b3VyIGNvZGUgZ29lcyBoZXJlCglzdHJpbmcgczEsczI7CgljaW4+PnMxPj5zMjsKCWlmKHMxPT1zMiAmJiBzMSA9PSAiZmluZSIpIGNvdXQ8PCI0Ijw8IlxuIjsKCWVsc2UgaWYoczE9PSJzaWNrIiAmJiBzMiA9PSAiZmluZSIpIGNvdXQ8PCIyIjw8IlxuIjsKCWVsc2UgaWYoczI9PSJzaWNrIiAmJiBzMSA9PSAiZmluZSIpIGNvdXQ8PCIzIjw8IlxuIjsKCWVsc2UgY291dDw8IjEiPDwiXG4iOwoJcmV0dXJuIDA7Cn0=