func_code_string: #include <bits/stdc++.h>   using namespace std;   int n, m;   long long res1, res2, f[5][5];   string s;   int main() {     std::ios::sync_with_stdio(false);     cin >> s;     n = s.size();     for (int i = 0; i < (n); i++) {       f[s[i] -  a ][i % 2]++;       res1 += f[s[i] -  a ][1 - (i % 2)];       res2 += f[s[i] -  a ][i % 2];     }     cout << res1 <<     << res2 << endl;     ;     return 0;   }   