int i = 100;

if( x = 1 )
{
  while( i > 0 )
  {
    doComplicateStuff1();
    doComplicateStuff2();
    doComplicateStuff3();
  }
}

if( x = 2 )
{
  doOtherStuff();
}

// öÖüÜäÄß