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µ¿Àû ÇÁ·Î±×·¡¹Ö »ç·Ê

¡á ÇǺ¸³ªÄ¡ ¼ö½ÄÀ» °è»êÇÏ´Â ÇÔ¼ö

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unsigned  int  fib( unsigned  int  n )

{       if( n <= 1 )

             return  1;

         else

             return( fib( n-1 ) + fib( n-2 ) );

}

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ºñ´É·üÀûÀÎ ÇǺ¸³ªÄ¡¼ö °è»ê ¾Ë°í¸®Áò

À§ ÇǺ¸³ªÄ¡ ÇÔ¼öÀÇ ¼öÇà½Ã°£Àº O(2N)ÀÌ´Ù.

T(N) >= T(N-1) + T(N-2)À̹ǷΠ¼öÇà½Ã°£ÀÌ Áö¼öÀûÀ¸·Î Áõ°¡ÇÔ

 

 

(¿¹) N=5À϶§