Example 1-65. A for loop with multiple loop variables

int[] values = { 1, 2, 3, 4, 5, 6 };
for (int x = 0, y = values.Length - 1;
    ((x < values.Length) && (y >= 0));
    x++, y--)
{
    Console.Write(values[x]);
    Console.Write(values[y]);
}

// Displays
// 162534435261