func_code_string: #include <bits/stdc++.h>   using namespace std;   int n;   string a;   void convA() {     int c = 0, r = 0;     int i;     for (i = 1; a[i] !=  C ; i++) {       r *= 10;       r += a[i] -  0 ;     }     i++;     for (; i < a.size(); i++) {       c *= 10;       c += a[i] -  0 ;     }     vector<int> ans;     while (c != 0) {       if (c % 26 == 0) {         ans.push_back(26);         c--;       } else         ans.push_back(c % 26);       c /= 26;     }     for (int i = ans.size() - 1; i >= 0; i--) {       char ab = ans[i] + ( A  - 1);       cout << ab;     }     cout << r;     cout << endl;   }   void convB() {     vector<int> ans;     int i;     for (i = 0; a[i] >=  A  && a[i] <=  Z ; i++) {       if (a[i] ==  Z )         ans.push_back(26);       else         ans.push_back(a[i] -  A  + 1);     }     int c = 0, r;     for (int j = 0; j < ans.size(); j++) {       c += ans[j] * pow(26, ans.size() - j - 1);     }     cout <<  R ;     for (; i < a.size(); i++) cout << a[i];     cout <<  C  << c << endl;   }   int main() {     ios::sync_with_stdio(false);     cin >> n;     for (int i = 0; i < n; i++) {       cin >> a;       bool RC = false, k = false;       if (a.size() >= 4) {         if (a[0] ==  R  && !(a[1] >=  A  && a[1] <=  Z ))           RC = true;         else           RC = false;         for (int i = 2; RC && i < a.size(); i++) {           if (a[i] >=  A  && a[i] <=  Z  && k) {             RC = false;             break;           }           if (a[i] ==  C  && !k) k = true;         }         if (RC && k) convA();       }       if (!RC || !k) convB();     }   }   