²é¿´: 1037  |  »Ø¸´: 5
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

hongye_12

¾èÖú¹ó±ö (СÓÐÃûÆø)

[ÇóÖú] Çó½ÌÒ»¸ö¹ØÓÚ²»µÈʽµÄÎÊÌâ! ÒÑÓÐ4È˲ÎÓë

Èç¹û|a|+|b|<k, (kÊÇÒ»¸öÕý³£Êý£¬a,bδ֪)

ÏÖÔÚÊÇa,bµÄºÍµÄÉϽìÒÑÖª£¬ÎÒÏÖÔÚÏë´ÓÕâ¸öʽ×ÓÖеõ½|b|µÄÉϽ죬²»¹ØÐÄaµÄÉϽ죬ÓÐʲô·½·¨Âð£¿
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

¿´Ð¡ÈËÊé

ľ³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ûÓбðµÄÌõ¼þÂð£¿Ö»ÓÐÕâЩµÄ»° |b|<k¶øÇÒÄܹ»È¡µ½
Áîa,bµÄºÍµÄÉϽìΪW ¿ÉÒÔÖ¤Ã÷|w|<k
ËùÒÔÄãÈ¡b½Ó½ü-K£¬a½Ó½üÓÚ0 ¾Í¿ÉÒÔÂú×ã
4Â¥2014-04-03 16:31:39
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 6 ¸ö»Ø´ð

mathstudy

½ð³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Èç¹ûûÓÐaµÄÈκÎÐÅÏ¢µÄ»°£¬Ö»ÄÜÊÇ|b|<k
2Â¥2014-04-03 06:56:26
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Edstrayer

°æÖ÷ (ÖøÃûдÊÖ)

·½´ç¶·ÊÒСÌìµØÕýÆøÃÔÂþ´óÊÀ½ç

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
\mid a\mid+\mid b\mid <k
ÍÆ³ö\mid b\mid<k-\mid a\mid\leq k
Çà´ÐËêÔÂÊ¥µ®Ò¹£¬ÀËÂþ¸èÎèÓ­ÐÂÄê¡£
3Â¥2014-04-03 15:35:26
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

XYHHH

гæ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Äã¿ÉÒÔÔÚ¶þÎ¬×ø±êÆ½ÃæÉÏ»­Ò»¸öͼºá×ø±êΪa£¬×Ý×ø±êΪb£¬È»ºó×ö4¸öµã£¨0,k);  (k,0);  (0,-k); (-k,0)Á¬½ÓÒÔÉÏ4µã£¬Ëù¹¹³ÉµÄÕý·½ÐÎÄÚ²¿¾ÍÊÇ£¬a,bµÄ·¶Î§£¬È»ºó¾ÍºÃ°ìÁË
5Â¥2014-04-03 16:53:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 0856µ÷¼Á£¬ÊÇѧУ¾ÍÈ¥ +4 sllhht 2026-03-19 5/250 2026-03-19 17:45 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] 271²ÄÁϹ¤³ÌÇóµ÷¼Á +6 .6lL 2026-03-18 6/300 2026-03-19 15:41 by haoshis
[¿¼ÑÐ] Ò»Ö¾Ô¸Î人Àí¹¤²ÄÁϹ¤³Ìר˶µ÷¼Á +4 Doleres 2026-03-19 4/200 2026-03-19 15:27 by ¶¡¶¡*
[¿¼ÑÐ] 307Çóµ÷¼Á +6 ÀäóÏ123 2026-03-17 6/300 2026-03-19 15:14 by peike
[¿¼ÑÐ] 324·Ö 085600²ÄÁÏ»¯¹¤Çóµ÷¼Á +3 llllkkkhh 2026-03-18 3/150 2026-03-19 14:22 by houyaoxu
[¿¼ÑÐ] 332Çóµ÷¼Á +3 ydfyh 2026-03-17 3/150 2026-03-19 10:14 by ¹¦·ò·è¿ñ
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á +8 ÄÝÄÝninicgb 2026-03-15 12/600 2026-03-19 05:55 by anny19840123
[¿¼ÑÐ] 304Çóµ÷¼Á +6 ˾¿Õ. 2026-03-18 6/300 2026-03-18 23:03 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] 334Çóµ÷¼Á +3 Ö¾´æ¸ßÔ¶ÒâÔÚ»úÐ 2026-03-16 3/150 2026-03-18 08:34 by lm4875102
[˶²©¼ÒÔ°] ºþ±±¹¤Òµ´óѧ ÉúÃü¿ÆÑ§Ó뽡¿µÑ§Ôº-¿ÎÌâ×éÕÐÊÕ2026¼¶Ê³Æ·/ÉúÎï·½Ïò˶ʿ +3 1ϲ´º8 2026-03-17 5/250 2026-03-17 17:18 by ber´¨cool×Ó
[¿¼ÑÐ] 308Çóµ÷¼Á +4 ÊÇLupa°¡ 2026-03-16 4/200 2026-03-17 17:12 by ruiyingmiao
[¿¼ÑÐ] 211±¾£¬11408Ò»Ö¾Ô¸ÖпÆÔº277·Ö£¬ÔøÔÚÖпÆÔº×Ô¶¯»¯Ëùʵϰ +6 Losir 2026-03-12 7/350 2026-03-17 12:09 by danranxie
[¿¼ÑÐ] ¿¼Ñе÷¼Á +3 ä¿ya_~ 2026-03-17 5/250 2026-03-17 09:25 by Winj1e
[¿¼ÑÐ] 333Çóµ÷¼Á +3 ÎÄ˼¿Í 2026-03-16 7/350 2026-03-16 18:21 by ÎÄ˼¿Í
[¿¼ÑÐ] Ò»Ö¾Ô¸211 0703·½Ïò310·ÖÇóµ÷¼Á +3 ŬÁ¦·Ü¶·112 2026-03-15 3/150 2026-03-16 16:44 by houyaoxu
[¿¼ÑÐ] 304Çóµ÷¼Á +3 ÂüÊâ2266 2026-03-14 3/150 2026-03-16 16:39 by houyaoxu
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤ 323 Ó¢Ò»+Êý¶þ+Îﻯ£¬Ò»Ö¾Ô¸£º¹þ¹¤´ó ±¾È˱¾¿ÆË«Ò»Á÷ +4 ×ÔÓɵÄ_·ÉÏè 2026-03-13 5/250 2026-03-14 19:39 by hmn_wj
[¿¼ÑÐ] 297Ò»Ö¾Ô¸ÉϽ»085600Çóµ÷¼Á +5 Ö¸¼â°ËǧÀï 2026-03-14 5/250 2026-03-14 17:26 by a²»Ò×
[¿¼ÑÐ] ÕÐÊÕ0805£¨²ÄÁÏ£©µ÷¼Á +3 18595523086 2026-03-13 3/150 2026-03-14 00:33 by 123%¡¢
[¿¼ÑÐ] 333Çóµ÷¼Á +3 152697 2026-03-12 4/200 2026-03-13 07:08 by Iveryant
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û