func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n;     cin >> n;     string s =   ;     int f[n];     f[0] = 1, f[1] = 1;     if (n > 1 && n < 5) {       for (int i = 2; i < 2 * n; i++) f[i] = f[i - 2] + f[i - 1];       int g = 1, k = 0;       while (g <= n) {         for (int j = 0; j < 2 * n; j++)           if (g == f[j]) {             k++;           }         if (k > 0)           s = s +  O ;         else if (k == 0)           s = s +  o ;         g++;         k = 0;       }     } else {       for (int i = 2; i < n; i++) f[i] = f[i - 2] + f[i - 1];       int g = 1, k = 0;       while (g <= n) {         for (int j = 0; j < n; j++)           if (g == f[j]) {             k++;           }         if (k > 0)           s = s +  O ;         else if (k == 0)           s = s +  o ;         g++;         k = 0;       }     }     cout << s;     return 0;   }   