focal loss计算

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	oXTgFMs3iq	473ms	12.9 MiB	Python 3	521 Bytes	2026-8-29 20:17:04
AC	F6ZiTXWK8g	474ms	13.1 MiB	Python 3	344 Bytes	2026-5-11 15:41:41
AC	3E5dhP517h	476ms	13.1 MiB	Python 3	328 Bytes	2026-4-4 14:28:43
AC	nqoQWhfGP3	482ms	13 MiB	Python 3	260 Bytes	2026-5-12 17:22:08
AC	hxdou zju	485ms	13.1 MiB	Python 3	483 Bytes	2026-4-12 14:42:17
AC	amKa1YRulF	492ms	13.1 MiB	Python 3	524 Bytes	2026-8-20 16:05:11
AC	OrGrLfxEgC	495ms	13.1 MiB	Python 3	324 Bytes	2026-4-20 21:20:15
AC	KstHDSAv0e	496ms	13.1 MiB	Python 3	551 Bytes	2026-4-15 15:53:52
AC	h6zqAD0SVR	503ms	13 MiB	Python 3	501 Bytes	2026-7-25 20:58:49
AC	JUQ4aZOqrw	513ms	13 MiB	Python 3	563 Bytes	2026-5-12 10:15:23
AC	1o19uXpC8m	523ms	13.1 MiB	Python 3	538 Bytes	2026-4-16 16:01:40
AC	TaZi	524ms	13.1 MiB	Python 3	364 Bytes	2026-5-20 17:03:26
AC	Stourist	527ms	12.9 MiB	Python 3	350 Bytes	2026-8-31 22:38:16
AC	fish123	538ms	13.1 MiB	Python 3	514 Bytes	2026-8-18 11:17:32
AC	fZw6ZNv2Iv	542ms	13.1 MiB	Python 3	528 Bytes	2026-4-21 23:14:55
AC	SwTYb9SUL0	549ms	13.1 MiB	Python 3	462 Bytes	2026-3-23 15:49:50
AC	lE8pcQp68c	579ms	13 MiB	Python 3	616 Bytes	2026-4-21 15:15:35
AC	A59owU6DFJ	589ms	13.1 MiB	Python 3	624 Bytes	2026-8-20 22:59:45
AC	vPiQdBRuI6	1340ms	35.6 MiB	Python 3	616 Bytes	2025-12-18 21:59:03
AC	ethenliu	1356ms	35.5 MiB	Python 3	362 Bytes	2026-1-24 17:48:33
AC	CodeFuna04aeb3a5c	1385ms	35.6 MiB	Python 3	536 Bytes	2026-1-28 19:08:36
AC	ma_meng_yi	1550ms	35.5 MiB	Python 3	648 Bytes	2026-5-12 9:53:11
AC	Razm9C8dZv	1597ms	35.7 MiB	Python 3	520 Bytes	2026-3-24 22:19:45
AC	WceFwBUBwD	1610ms	35.6 MiB	Python	461 Bytes	2026-5-24 22:02:11
AC	刷题光环	1631ms	34.8 MiB	Python 3	267 Bytes	2026-6-22 19:28:43
AC	yY95v05W7S	1675ms	35.4 MiB	Python 3	520 Bytes	2026-7-16 19:41:10
AC	Chen-_-jn	1691ms	35.4 MiB	Python 3	539 Bytes	2026-4-25 18:20:27
AC	Hakanai	1693ms	34.8 MiB	Python 3	543 Bytes	2026-7-27 1:29:58
AC	zdn0UXtGql	1711ms	35.9 MiB	Python 3	508 Bytes	2026-4-21 13:03:55
AC	richzhang	1863ms	35.5 MiB	Python 3	490 Bytes	2026-3-25 2:00:47
AC	sn6mbQJgTH	1864ms	35.5 MiB	Python 3	318 Bytes	2026-5-20 16:41:16
AC	fwmVSTxrqM	1874ms	35.5 MiB	Python 3	488 Bytes	2026-4-23 17:57:08