func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     char str[200005];     gets(str);     vector<char> v;     if (strlen(str) > 1) {       v.push_back(str[0]);       v.push_back(str[1]);     } else {       cout << str;       return 0;     }     int l = strlen(str);     int len;     for (int i = 2; i < l; i++) {       len = v.size();       if (str[i] == v[len - 1] && str[i] == v[len - 2]) continue;       if (v[len - 3] == v[len - 2] && str[i] == v[len - 1])         continue;       else         v.push_back(str[i]);     }     len = v.size();     for (int i = 0; i < len; i++) printf( %c , v[i]);     return 0;   }   