($r,$=,$h,$w)=glob<>.<>;@a=map[/./g],<>;($h,$w,@a)=($w,$h,map[map$a[$h-1-$_][$'],0..$h-/^/],0..$w-1)for 1..$r/90;//,print map$a[$'/$=][$_/$=]||$/,0..$w*$=for 0..99