Re: [algogeeks] Efficient Recursion algorithm for Fibonacci series.

2011-06-06 Thread saurabh singh
Sorry line number 7 is a[n]=fibo(n-1)+fibo(n-2); On Mon, Jun 6, 2011 at 6:25 PM, saurabh singh wrote: > long a[1000]={0,1}; > long fibo(long n) > { > if(a[n]) return a[n]; > else > { > a[n]=fibo(n-1)+sum(n); > return a[n]; > > } > } > > On Mon,

Re: [algogeeks] Efficient Recursion algorithm for Fibonacci series.

2011-06-06 Thread saurabh singh
long a[1000]={0,1}; long fibo(long n) { if(a[n]) return a[n]; else { a[n]=fibo(n-1)+sum(n); return a[n]; } } On Mon, Jun 6, 2011 at 6:19 PM, Aakash Johari wrote: > Memoize your solution for nth fibonacci and use this memoized value in > further

Re: [algogeeks] Efficient Recursion algorithm for Fibonacci series.

2011-06-06 Thread Aakash Johari
Memoize your solution for nth fibonacci and use this memoized value in further computations. On Mon, Jun 6, 2011 at 5:42 AM, kumar vr wrote: > The Fibonacci series Recursion using > F(n) = F(n-1) + F(n-2) > Will of exponential complexity. > This occurs because each of the Term is calculated twic

[algogeeks] Efficient Recursion algorithm for Fibonacci series.

2011-06-06 Thread kumar vr
The Fibonacci series Recursion using F(n) = F(n-1) + F(n-2) Will of exponential complexity. This occurs because each of the Term is calculated twice eg F5= F4+F3 F4= F3+F2. So F3 calculation is done twice. Can someone come up with an algorithm to minimize these computation and come up with effice