text: total ways = ( ways by placing 1 st bit as 1 + ways by placing 1 st bit as 0 )
code: int totalWays = waysToKAdjacentSetBits ( n , k , 1 , 0 , 1 ) + waysToKAdjacentSetBits ( n , k , 1 , 0 , 0 ) ; System . out . println ( " Number ▁ of ▁ ways ▁ = ▁ " + totalWays ) ; } }