Driver code
public static void Main ( String [ ] args ) { List < Pair > interval = new List < Pair > ( ) ; interval . Add ( new Pair ( 0 , 14 ) ) ; interval . Add ( new Pair ( 86 , 108 ) ) ; interval . Add ( new Pair ( 22 , 30 ) ) ; interval . Add ( new Pair ( 5 , 17 ) ) ; findMissing ( interval ) ; } }