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Jan 21st, 2017
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C++ 0.29 KB | None | 0 0
  1. /*4*/
  2. #include <iostream>
  3. using namespace std;
  4.  
  5. int Fib(int n)
  6. {
  7.     if (n == 0)
  8.         return 0;
  9.     if (n == 1)
  10.         return 1;
  11.  
  12.     return Fib(n-1) + Fib(n-2);
  13. }
  14.  
  15. int main()
  16. {
  17.     int q;
  18.     cin>>q;
  19.     cout << Fib(q) << std::endl;
  20.  
  21.     system("PAUSE");
  22.     return 0;
  23. }
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