#include <stdio.h>
#include <stdlib.h>
int oddSum(int arr[], int n)
{
if (n == 0)
return arr[0];
else if ((n-1) % 2 == 1)
return arr[n] + oddSum(arr,n-1);
else
return oddSum(arr,n-1);
}
int main()
{
int arr[3];
arr[0]=3; arr[1]=4; arr[2]=7; arr[3]=1;
printf("%d\n", oddSum(arr,3));
return 0;
}
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