#include <bits/stdc++.h> //d353 //b969 //b523 //b524 //b526 //a538
#define fast_as_a_fuckboy ios_base::sync_with_stdio(0); cin.tie(0);
using namespace std;

int main(){ 
  fast_as_a_fuckboy
  int n;
  cin >> n;
  string s;
  map<string,string> m={{".-","A"},{"-...","B"},{"-.-.","C"},{"-..","D"},{".","E"},{"..-.","F"},{"--.","G"},{"....","H"},{"..","I"},{".---","J"},{"-.-","K"},{".-..","L"},{"--","M"},{"-.","N"},{"---","O"},{".--.","P"},{"--.-","Q"},{".-.","R"},{"...","S"},{"-","T"},{"..-","U"},{"...-","V"},{".--","W"},{"-..-","X"},{"-.--","Y"},{"--..","Z"}};
  cin.ignore();
  for(int i=0;i<=n;i++){   // 就是這行，照理來說 i < n 就可以輸出正確的範例，但居然要加一個=?????
    getline(cin,s);
    stringstream ss(s);
    while(ss>>s){
      cout << m[s];
    }
    cout << "\n";
    s.clear();
  }
}