package Ġcollections Ċ Ċ import Ġkotlinx . coroutines . flow . as Flow Ċ Ċ fun Ġmain () Ġ{ ĊĠĠĠ Ġval Ġnumber Sets Ġ= ĠlistOf ( set Of ( 1 , Ġ 2 , Ġ 3 ), Ġset Of ( 4 , Ġ 5 , Ġ 6 ), Ġset Of ( 1 , Ġ 2 )) ĊĠĠĠ Ġprintln ( number Sets . flatten ()) ĊĊĠĠĠ Ġval Ġcontainers Ġ= ĠlistOf ( ĊĠĠĠĠĠĠĠ ĠlistOf (" one ", Ġ" two ", Ġ" three "), ĊĠĠĠĠĠĠĠ ĠlistOf (" four ", Ġ" five ", Ġ" six "), ĊĠĠĠĠĠĠĠ ĠlistOf (" se ven ", Ġ" eight ") ĊĠĠĠ Ġ) ĊĠĠĠ Ġprintln ( containers . flatMap Ġ{ Ġit Ġ}) Ċ } ĊĊĊ