Red : Unrankable/error staff, you should fix Blue : Important things, you'd better fix Black : Just suggestions, fix it only if you want
Skin
Ah sorry but, Spinner Hints set ( including spinner-clear.png, spinner-spin.png, spinner-osu.png) was required when skinning spinner, even default one is fine, please add them into your folder and do a full submit
My First Hardcore
00:42:967 (1,2,3,4) - To tell the truth, here confused me, it's hard to know note 4 is 1/2 beat space or 3/4 beat space from 3, I think stack 4 under 3 might be better, just personal opnion. Hmm 00:43:741 (4) are fine since the spacing is usual more