Driver method
public static void main ( String args [ ] ) { SortWave ob = new SortWave ( ) ; int arr [ ] = { 10 , 90 , 49 , 2 , 1 , 5 , 23 } ; int n = arr . length ; ob . sortInWave ( arr , n ) ; for ( int i : arr ) System . out . print ( i + " ▁ " ) ; } }