Recurssion notes 12589.201580
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Gilson Dos Santos
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This 0 page Class Notes was uploaded by Gilson Dos Santos on Monday November 2, 2015. The Class Notes belongs to 12589.201580 at Kent State University taught by Dr. Jonathan Maletic in Fall 2015. Since its upload, it has received 33 views. For similar materials see CS II data structures in Computer Science and Engineering at Kent State University.
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Date Created: 11/02/15
Gilson Dos Santos recurssion recurssiongtfunctions defined in terms of themselves ngt factorial nn 1 nlt1 basis nnl ngt1 recursive step int nfactint n can cause integer overflow or stack overflow on bigint ifnlt1return 1 else return nnfactnl if we do int main this will return the a value multile times untill it gets the result possible getting a stack overflow with a big numberit would take years to compute this function with a big number spends money and time coutltltnfact5 recursion not very effective a for loop would save more space and be more effective there is problems that are hard to do but would be fairly simple with recursion Fibonacci fibn 11235813 memory management algorithims use this to save space and mange memory fibN1 ltn1 fibn1fibn2 int fibint n ifnlt1return 1 else return fibn2fibn1 if we do this int main fib6 when calling this the program is going to split into fibn1 amp fibn1 and keeps spliting like a cell system computing one thing multiple times problems using recurssion enum thepolesleftrightmiddle just tells it is a typethepoles with 3 variants and it is enumerated Class pole Public pole polethe poles xpx friend stdostreamamp operatorltltstdostreamamppole private thepoles p stdostreamamp operatorltltStdostreamoutpole x switchxp case leftoutltlt left break case rightoutltlt right break case middleoutltlt middle return out void moveint nple srcple Aux pole dest ifn1 coutltlt move disk from srcltlt to ltltdestltltednl else moven1srcdestaux coutltlt move disk from ltltsrcltltquottoquotltltdestltltendl moven1auxsrcdest
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