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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int fib(int n , int f[])
  5. {
  6.  
  7.     for(int i =2; i <= n; i++)
  8.     {
  9.  
  10.         f[i]=f[i-1]+f[i-2];
  11.     }
  12.     return f[n];
  13. }
  14. int main()
  15. {
  16.  
  17.     int n;
  18.     cin>> n;
  19.     int f[n+1];
  20.     f[0] = 0;
  21.     f[1] = 1;
  22.     int ans = fib(n,f);
  23.     cout << ans << endl;
  24.  
  25.     return 0;
  26. }
  27.  
Success #stdin #stdout 0.01s 5276KB
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https://ideone.com/RopEyy
language:
C++ (gcc 8.3)
created:
5 hours ago
visibility:
public

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