func_code_string: #include <bits/stdc++.h>   using namespace std;   int input() {     int res = 0;     char c =    ;     while (c <  0  && c !=  - ) c = getchar();     while (c >=  0 ) res = res * 10 + (c -  0 ), c = getchar();     return res;   }   const int N = 1e5 + 1;   string to_str(int x) {     string res;     while (x) res +=  0  + x % 10, x /= 10;     reverse(res.begin(), res.end());     return res;   }   string rc(string s) {     int i = 0, x = 0, y = 0;     for (; i < s.size(); ++i)       if (s[i] >=  0  && s[i] <=  9 )         break;       else         y = y * 26 + s[i] -  A  + 1;     for (; i < s.size(); ++i) x = x * 10 + (s[i] -  0 );     return { R  + to_str(x) +  C  + to_str(y)};   }   string aa(string s) {     int i = 1, x = 0, y = 0;     for (; s[i] !=  C ; ++i) x = x * 10 + (s[i] -  0 );     for (++i; i < s.size(); ++i) y = y * 10 + (s[i] -  0 );     string r;     while (y) r +=  A  + (y - 1) % 26, y = (y - 1) / 26;     reverse(r.begin(), r.end());     return r + to_str(x);   }   int main() {     for (int i = input(); i; --i) {       string s;       cin >> s;       bool f = false, RC = false;       for (auto i : s) {         if (i >=  A  && i <=  Z  && f)           RC = true;         else if (i >=  0  && i <=  9 )           f = true;       }       if (RC)         cout << aa(s) << endl;       else         cout << rc(s) << endl;     }   }   