func_code_string: #include <bits/stdc++.h>   using namespace std;   vector<int> fibonacci;   void createFibbo(int num);   int main() {     int num;     cin >> num;     if (num == 0)       cout <<  0 0 0 n ;     else if (num == 1)       cout <<  0 0 1 n ;     else if (num == 2)       cout <<  0 1 1 n ;     else if (num == 3)       cout <<  1 1 1 n ;     else       createFibbo(num);     return 0;   }   void createFibbo(int num) {     int nvo = 0;     int pos = 2;     fibonacci.push_back(0);     fibonacci.push_back(1);     while (nvo != num) {       nvo = fibonacci[pos - 1] + fibonacci[pos - 2];       fibonacci.push_back(nvo);       pos++;     }     pos--;     cout << fibonacci[pos - 4] <<     << fibonacci[pos - 3] <<              << fibonacci[pos - 1] <<   n ;   }   