edit:
my map: https://osu.ppy.sh/s/260405#
my mod :
nothing else in those two diff.
hard :
00:08:528 (3) uhh , make this note a 1/4 slider? 00:11:085 (4) you did it here
00:17:051 (1) blanket this with 00:17:733 (3) ?
00:35:128 add a note?
00:37:505 (2) CTRL + J?
insane :
00:16:539 (4,5) personal choice , but I kinda don't like this note into the slider.
00:23:187 (5) smaller distance?
00:24:380 (3) CTRL + G
00:37:505(2) CTRL + J
00:58:301(2) Stack tail end with 5
01:15:687(1) Whistle? since you did it here @ 01:18:414(1)