Given the function definition below, what is the effect of thecall:
change(ar, 0, n-1);
where n is the size of array ar?
void change(int ar[], int low, inthigh)
{
inttemp;
if(low< high)
{
temp= ar[low];
ar[low]= ar[high];
ar[high]= temp;
change(ar, low + 1, high - 1);
}
}
a. sort the first n elements of ar inascending order
b. reverse the first n elements of ar
c. switch the first and last elements ofar
d. sort the first and last elements ofar
e. none of the above