public static void Main()
int [] array = {3,4,5,6,1,2};
bool result = sumPair(array,9);
Console.WriteLine(result);
public static int FindPivot(int[] array)
for(int i=1; i<array.Length; i++)
if(array[i-1] > array[i])
public static bool sumPair(int[] array, int sum)
int pivotIndex = FindPivot(array);
int tempSum = array[low] + array[high];
low = (low+1) % array.Length;
high = (array.Length + high -1) % array.Length;