scI 2315 Data Structures Student Name ith no 11. (20 points) Completely re-write

Question

scI 2315 Data Structures Student Name ith no 11. (20 points) Completely re-write the given method using a ‘for' loop w recuraion. public static long mystery (int n) return 1: else return (nmystery (n 1)) 2. (30 points) Please write the Java Algorithm (code segment) that can execute is array expansion. figure 2.5 arr Amay expansion nternaly (a) At the starting point, arr represents 10 infegers; (b) after step 1, original arr ginal ts the same 0 integers; (c)atter steps 2 and 3, arr represents 12 the fest 10 of which are copied from origieal: and (d) after step 4, the 10 integers are avaiable for reclamation

Explanation / Answer

11 )

public static long int mystery(int n ) {

int result = 1;
if (n==0)
return result;
  
for(int i = 1; i<=n ; ++i ) {
result = result * i ;
    }
return result;

}  

(2) Image is cut, Still

int arr[] = new int[10]; //Represents array of 10 integers
(a)

int orignal[];

orignal = arr;
(b)

Image is cut

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