Spreadsheet -1600

#include <iostream>
#include <math.h>
#include <algorithm>

using namespace std;

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    #ifndef ONLINE_JUDGE
    freopen("input.txt","r",stdin);
    freopen("output.txt","w",stdout);
    #endif

    int t;
    cin >> t;
    while(t--)
    {
        string s;
        cin >> s;

        bool is_sec=false;
        size_t pos_c = s.find_first_of('C');
        if(s[0]=='R')
        {
            if(pos_c!=std::string::npos)
            {
                string t = s.substr(1,pos_c-1);
                sort(t.begin(),t.end());
                if((0<=t[0])&&(t[0]<='9'))
                {
                    is_sec = true;
                }
            }
        }

        if(is_sec)
        {
            string s2="";
            int r = std::stoll(s.substr(1,pos_c-1));
            int c = std::stoll(s.substr(pos_c+1,s.size()-1-pos_c));
            while(c)
            {
                int rem = c%26;
                if(rem)
                {
                    s2 = (char)(rem+64)+s2;
                    c/=26;
                }
                else
                {
                    s2 = "Z" +s2;
                    c/=26;
                    c--;
                }

            }
            cout << s2;
            cout << r <<"\n";
        }
        else
        {
            int num;
            for(int i=0; i< s.size();i++)
            {
                if((0<=s[i])&&(s[i]<='9'))
                {
                    num=i;
                    break;
                }
            }
            cout << "R" << s.substr(num,s.size()-num)<<"C";
            int sum,n=num-1;
            sum=0;
            for(int i=0; i<num; i++)
            {
                sum=sum+ (s[i]-64)*pow(26,n);
                n--;
            }
            cout << sum << "\n";
        }
    }
     return 0;
}