@t = (2, 3, 0);
@x = (1, 7, 3);

print "47 "
  . ( @t[0] + @t[1] )
  . 2 . "."
  . @t[0]
  . '5'
  . ( @t[0] * 3 + 1 ) . "\n";

print @x[0]
  . ( @x[0] * 2 )
  . ( @x[0] * 2 ) . " "
  . '0'
  . ( @x[2] * 3 ) . "."
  . ( @x[2] + 1 )
  . '0'
  . ( ( @x[1] % 4 ) - 3 ) . "\n";