sum repeat number un array c# code example
Example: sum repeat number un array c#
Input : arr[] = {2, 3, 9, 9}
k = 1
Output : 5
2 + 3 = 5
Input : arr[] = {9, 7, 8, 8, 10, 4}
k = 3
Output : 8
Input : arr[] = {2, 3, 9, 9}
k = 1
Output : 5
2 + 3 = 5
Input : arr[] = {9, 7, 8, 8, 10, 4}
k = 3
Output : 8