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linear search #81

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e9a479a
Recursive program to linearly search an element in a given array
Akshaygagrani Oct 27, 2017
393fdf0
Rename Recursive program to linearly search an element in a given arr…
Akshaygagrani Oct 27, 2017
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24 changes: 24 additions & 0 deletions Sorting/Recursive_program_to_line_rly_search_an_element_in_given_array.c
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#include<iostream>

/* Recursive function to search x in arr[l..r] */
int recSearch(int arr[], int l, int r, int x)
{
if (r < l)
return -1;
if (arr[l] == x)
return l;
return recSearch(arr, l+1, r, x);
}

int main()
{
int arr[] = {12, 34, 54, 2, 3}, i;
int n = sizeof(arr)/sizeof(arr[0]);
int x = 3;
int index = recSearch(arr, 0, n-1, x);
if (index != -1)
cout<<"Element"<< x<<" is present at index"<< index;
else
cout<<"Element"<< x<<" is not present";
return 0;
}