print the elements in the list in sorted order
odd_indexes . Sort ( ) ; even_indexes . Sort ( ) ; for ( int i = 0 ; i < odd_indexes . Count ; i ++ ) Console . Write ( odd_indexes [ i ] + " ▁ " ) ; for ( int i = 0 ; i < even_indexes . Count ; i ++ ) Console . Write ( even_indexes [ i ] + " ▁ " ) ; }