Driver code
public static void Main ( String [ ] args ) { int [ ] arr = { 2 , 3 , 7 , 6 , 8 , - 1 , - 10 , 15 } ; int arr_size = arr . Length ; int missing = findMissingNo ( arr , arr_size ) ; Console . Write ( " The ▁ smallest ▁ positive " + " ▁ missing ▁ number ▁ is ▁ " + missing ) ; } }