#include <bits/stdc++.h>
#define REP(i,n) for(int i=0;i<(int)(n);i++)
#define ALL(x) (x).begin(),(x).end()
#define LL long long

using namespace std;

int main(){

    char a,b;
    cin>>a>>b;

    if(a!=b){
        cout<<(a=='T' ? 'F' : 'T')<<" "<<(b=='T' ? 'F' : 'T')<<endl;
    }else{
        cout<<a<<" "<<b<<endl;
    }

    return 0;
}