#include<iostream>
using namespace std;
int main(){
    int a,b;
    cin>>a;
    cin>>b;
    if (a == 1 ){
        float f = (b*1.8)+32;
        cout<<f;
    }
    else if(a == 2){
        float c = (t-32) * 0.55;
        cout<<c;
    }
    else{cout<<"Invalid input";}
    return 0;
}