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- #include <iostream>
- using namespace std;
- int fibos[200];
- int f1(int n) // doar cu recursivitate
- {
- if (n<2) return 1;
- else return f1(n-1)+f1(n-2);
- }
- int f2(int n) // cu programare dinamica
- {
- if (n==0) fibos[0]=1;
- if (n==1) fibos[1]=1;
- if (fibos[n]==0)
- {
- if (!fibos[n-1]) fibos[n-1]=f2(n-1);
- if (!fibos[n-2]) fibos[n-2]=f2(n-2);
- fibos[n]=fibos[n-1]+fibos[n-2];
- }
- return fibos[n];
- }
- int main()
- {
- cout << f2(40) << endl;
- return 0;
- }
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