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hey all

i have a real problem with fibonacci numbers

i have calculated max fib(47) with my codes but i have a project that i need to calculate the n'th fib number which is get from the user and print the fib valu to the screen

the numbers must be up to fib(1000) and while calculating this i have to use a look up table for not to calculate the fib numbers again and again

pls help me about my prob....