In the following program segment, which variable is the loop control variable (also known as the counter variable) and which is the accumulator? int a, x = 0, y = 0; while (x

In the following program segment, which variable is the loop control variable (also known
as the counter variable) and which is the accumulator?
int a, x = 0, y = 0;
while (x <>
{
a = x * 2;
y += a;
x++;
}
System.out.println("The sum is " + y);