Driver code
public static void main ( String [ ] args ) { int L = 3 , R = 7 ; int odds = countOdd ( L , R ) ; int evens = ( R - L + 1 ) - odds ; System . out . println ( " Count ▁ of ▁ odd ▁ numbers ▁ is ▁ " + odds ) ; System . out . println ( " Count ▁ of ▁ even ▁ numbers ▁ is ▁ " + evens ) ; } }