text: Simple Java program to find MSB number for given n .
code: import java . io . * ; class GFG { static int setBitNumber ( int n ) { if ( n == 0 ) return 0 ; int msb = 0 ; n = n / 2 ; while ( n != 0 ) { n = n / 2 ; msb ++ ; } return ( 1 << msb ) ; }