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User Statistics
avatar Yiu Cho Leung (Cho @ HKUST)

1330

391

370

2004-09-22

2014-10-18
SUBMISSIONS PROBLEMS TRIED PROBLEMS SOLVED FIRST SUBMISSION LAST SUBMISSION
Solved problems
ProblemRankingSubmissionDateRun time
131 537 3975277 2005-09-27 17:14:19 0.002
137 93 4029039 2005-10-13 03:01:10 0.000
297 2527 3191043 2005-01-04 09:42:47 0.002
451 124 3975196 2005-09-27 16:55:14 0.287
568 3059 2961524 2004-10-11 15:25:40 0.006
602 510 3929903 2005-09-13 07:49:24 0.152
651 168 2963052 2004-10-12 03:42:31 0.008
684 316 3736747 2005-07-11 06:54:14 0.564
756 1225 3915927 2005-09-09 09:56:07 0.045
10023 2085 3913518 2005-09-08 14:08:04 8.801
10065 1064 3707251 2005-07-01 06:23:49 0.004
10078 1272 3707274 2005-07-01 06:29:04 0.002
10092 1351 3837468 2005-08-15 07:56:09 0.391
10106 6875 3692293 2005-06-27 04:19:24 0.012
10256 491 3707436 2005-07-01 08:12:46 2.541
10286 2554 3929248 2005-09-13 03:52:01 0.086
10330 1818 3837520 2005-08-15 08:12:20 0.102
10359 317 2961531 2004-10-11 15:27:19 0.002
10405 9020 3106457 2004-11-26 18:45:48 0.037
10460 237 3106410 2004-11-26 18:26:01 0.002
10524 123 3737373 2005-07-11 09:52:57 0.002
10594 941 4553930 2006-05-06 15:23:26 1.322
10606 254 3918460 2005-09-10 05:35:11 1.943
10609 133 3093619 2004-11-22 12:40:22 0.807
10617 1120 2885223 2004-09-22 11:42:19 0.008
10624 600 3153630 2004-12-18 17:30:34 6.791
10634 254 2886103 2004-09-22 14:58:30 0.229
10635 2419 4099953 2005-11-04 10:37:02 0.195
10655 40 3151446 2004-12-17 16:57:07 0.000
10669 424 3502004 2005-04-22 18:37:35 0.010
10672 571 3165818 2004-12-23 18:35:48 0.035
10673 1283 3155979 2004-12-19 18:07:36 0.004
10677 246 3113237 2004-11-29 17:20:50 0.008
10678 1512 3119259 2004-12-01 08:44:52 0.002
10679 1472 2900771 2004-09-26 07:00:03 0.383
10680 1315 3108489 2004-11-27 12:09:34 0.689
10681 927 3108285 2004-11-27 11:16:30 3.008
10682 145 3120356 2004-12-01 16:44:34 1.670
10683 1350 3108160 2004-11-27 10:24:49 0.324
10684 9560 3109853 2004-11-28 05:21:55 0.504
10685 3449 3193793 2005-01-05 15:44:41 5.977
10687 709 3609736 2005-05-31 03:19:49 1.191
10688 688 3101936 2004-11-25 09:08:03 5.498
10689 643 3101809 2004-11-25 08:16:34 0.059
10690 596 3103730 2004-11-25 20:44:26 8.982
10692 216 3116149 2004-11-30 07:55:31 0.004
10693 174 3100036 2004-11-24 17:57:55 0.000
10694 36 3097074 2004-11-23 18:09:24 0.025
10695 24 3098761 2004-11-24 10:20:24 0.018
10696 13951 3094102 2004-11-22 16:17:32 0.520
10697 113 3094068 2004-11-22 16:00:13 0.020
10699 6870 3093222 2004-11-22 09:27:51 0.322
10700 2668 2935002 2004-10-04 16:47:03 0.120
10701 1427 3058416 2004-11-08 12:48:48 0.033
10702 1400 3061382 2004-11-09 10:43:43 2.273
10703 3403 3062114 2004-11-09 14:45:47 0.285
10704 74 3044973 2004-11-03 20:19:57 0.477
10705 233 2981188 2004-10-17 06:27:28 0.002
10706 635 2937609 2004-10-05 07:04:18 0.002
10707 201 3039942 2004-11-02 06:49:51 0.059
10708 76 3028434 2004-10-29 20:25:52 0.002
10709 94 3051219 2004-11-05 20:49:15 0.010
10710 174 3048080 2004-11-04 19:10:27 0.018
10711 47 3058292 2004-11-08 12:23:52 0.020
10712 78 3193791 2005-01-05 15:43:11 0.010
10713 74 3056266 2004-11-07 19:01:55 0.004
10714 2914 3058714 2004-11-08 13:54:20 0.443
10715 150 3062538 2004-11-09 16:57:49 0.734
10716 68 3028106 2004-10-29 18:13:39 0.000
10717 1578 3027850 2004-10-29 17:01:22 0.689
10718 1372 3024543 2004-10-28 18:17:57 0.010
10719 979 3023907 2004-10-28 15:04:09 0.348
10720 973 3014326 2004-10-25 21:48:02 0.152
10721 3 3007284 2004-10-23 19:06:14 0.000
10722 385 2934860 2004-10-04 16:07:18 3.652
10723 13 3056098 2004-11-07 17:35:20 0.000
10724 479 3033809 2004-10-31 14:52:13 2.143
10725 68 3012014 2004-10-25 11:12:16 0.110
10726 17 3023625 2004-10-28 13:02:06 0.000
10727 80 3607550 2005-05-30 10:16:29 4.240
10728 31 3011644 2004-10-25 08:22:57 0.000
10729 84 3171239 2004-12-26 15:35:19 0.076
10730 349 2932897 2004-10-04 08:07:53 0.018
10731 1019 3013794 2004-10-25 17:59:00 0.193
10732 88 2948538 2004-10-07 15:21:06 0.277
10733 280 2947143 2004-10-07 08:23:05 0.002
10734 95 3005017 2004-10-23 06:24:49 0.008
10735 508 3839081 2005-08-15 19:10:36 0.146
10736 13 3089317 2004-11-20 18:30:06 0.031
10737 22 3072157 2004-11-13 07:03:36 0.281
10738 1020 2975843 2004-10-15 16:35:27 0.523
10739 2582 2980083 2004-10-16 19:23:47 0.123
10740 268 2986145 2004-10-18 12:23:03 0.248
10741 159 3009835 2004-10-24 16:53:30 0.078
10742 859 2999762 2004-10-21 18:06:37 0.391
10743 4 3009614 2004-10-24 15:46:51 0.000
10744 79 2986959 2004-10-18 15:54:29 2.230
10745 423 3064426 2004-11-10 09:38:34 7.398
10746 302 3670146 2005-06-19 16:26:41 0.004
10747 182 4044689 2005-10-17 16:04:00 0.301
10748 92 3011964 2004-10-25 10:41:30 2.229
10754 161 3043878 2004-11-03 13:13:25 0.607
10755 2076 3043841 2004-11-03 13:05:27 1.080
10759 575 3065553 2004-11-10 16:42:42 0.002
10760 17 3068963 2004-11-11 19:28:02 0.004
10761 38 3085970 2004-11-19 09:19:03 0.000
10762 19 4474519 2006-04-04 09:28:20 0.004
10763 5013 3065748 2004-11-10 17:51:34 3.453
10764 71 3081281 2004-11-17 08:29:18 0.002
10765 1664 3088902 2004-11-20 15:00:11 0.104
10766 218 3098775 2004-11-24 10:24:04 0.312
10767 53 3067764 2004-11-11 12:28:13 0.098
10768 77 3082246 2004-11-17 16:39:49 0.002
10769 226 3063011 2004-11-09 20:43:43 2.830
10770 32 3801210 2005-08-03 18:03:24 0.346
10771 245 3082081 2004-11-17 15:33:08 0.025
10772 43 3067584 2004-11-11 11:00:47 0.152
10773 55 3116242 2004-11-30 08:27:40 0.000
10774 180 3090297 2004-11-21 05:26:39 0.002
10775 51 3169785 2004-12-25 20:25:12 0.006
10776 22 3127781 2004-12-04 17:43:16 0.000
10777 275 3089543 2004-11-20 20:39:46 0.008
10778 26 3850296 2005-08-19 08:54:48 5.207
10779 632 3120645 2004-12-01 19:24:37 0.008
10780 392 3089461 2004-11-20 19:45:33 0.004
10782 104 3132428 2004-12-09 14:30:45 0.955
10783 21 3122762 2004-12-02 15:57:47 0.000
10784 1528 3122822 2004-12-02 16:17:26 0.006
10785 339 3127678 2004-12-04 16:42:03 0.002
10786 8 3127392 2004-12-04 14:50:37 0.000
10787 22 3122562 2004-12-02 14:50:48 0.002
10788 31 3126574 2004-12-04 05:53:19 0.002
10789 3013 3139928 2004-12-12 15:46:52 0.020
10790 848 3140852 2004-12-13 03:32:55 0.006
10791 1240 3141034 2004-12-13 05:40:27 0.008
10792 226 3142018 2004-12-13 13:46:24 0.012
10793 673 3142468 2004-12-13 16:21:38 0.072
10794 57 3144157 2004-12-14 09:23:15 0.010
10795 412 3145944 2004-12-15 04:05:07 0.006
10796 22 3169284 2004-12-25 16:22:45 0.033
10797 42 3181804 2004-12-30 20:48:49 0.494
10798 25 3377069 2005-03-11 11:37:27 0.174
10799 30 3146114 2004-12-15 06:32:28 0.006
10800 1006 3412240 2005-03-21 15:12:49 0.006
10801 1563 3411542 2005-03-21 12:01:32 0.004
10802 98 3225971 2005-01-19 05:44:00 0.037
10803 1474 3224909 2005-01-18 16:54:34 0.973
10804 477 3214308 2005-01-14 11:00:11 5.666
10805 417 3586775 2005-05-23 06:16:38 1.094
10806 1588 3211688 2005-01-13 10:00:11 0.295
10807 57 3584226 2005-05-22 01:23:13 0.088
10808 88 4476519 2006-04-05 05:12:35 0.783
10809 49 3583356 2005-05-21 15:29:21 0.002
10810 4671 3572002 2005-05-17 11:29:01 1.291
10811 32 3578089 2005-05-19 15:55:39 0.127
10812 10619 3571620 2005-05-17 09:30:37 0.002
10813 882 3571598 2005-05-17 09:22:37 0.002
10814 160 3383772 2005-03-13 11:18:25 0.002
10815 8941 3381552 2005-03-12 17:06:02 0.055
10816 703 3379856 2005-03-12 06:57:35 0.238
10817 1119 3378449 2005-03-11 18:09:48 0.824
10818 51 3632911 2005-06-07 14:29:02 0.113
10819 2946 4702375 2006-07-05 10:51:59 0.990
10820 1049 3372766 2005-03-10 06:34:46 0.014
10821 418 3364967 2005-03-08 02:48:06 0.027
10822 44 3373205 2005-03-10 09:25:43 0.186
10823 171 3364968 2005-03-08 02:48:24 0.055
10824 26 3373799 2005-03-10 12:33:52 0.146
10825 188 3364970 2005-03-08 02:48:34 0.461
10826 111 3373060 2005-03-10 08:31:19 1.223
10827 2712 3366130 2005-03-08 12:03:29 1.254
10828 241 3719355 2005-07-05 17:41:47 0.498
10830 361 3414211 2005-03-22 04:39:12 0.121
10831 102 3417339 2005-03-23 05:38:53 0.012
10832 189 3605363 2005-05-29 10:34:22 0.002
10833 45 3683390 2005-06-23 14:17:57 0.492
10834 30 3421462 2005-03-24 09:05:13 0.027
10835 54 4438048 2006-03-22 14:23:24 0.053
10836 26 3419486 2005-03-23 17:20:20 0.059
10837 105 3587245 2005-05-23 11:05:36 0.041
10838 163 3413865 2005-03-22 02:12:47 3.012
10839 40 3414874 2005-03-22 10:20:11 0.045
10841 49 3598269 2005-05-26 18:12:51 0.029
10842 1945 3552323 2005-05-10 09:29:42 1.531
10843 6 3550540 2005-05-09 17:15:47 0.000
10844 118 3553880 2005-05-10 17:43:59 3.197
10846 14 3601059 2005-05-27 16:25:36 0.033
10847 45 3851759 2005-08-19 18:30:51 0.002
10848 13 3596161 2005-05-26 05:18:12 0.000
10849 1155 3593911 2005-05-25 13:43:17 0.035
10850 218 3593549 2005-05-25 12:20:05 0.123
10851 2 3593552 2005-05-25 12:20:45 0.000
10852 3 3593826 2005-05-25 13:26:05 0.000
10853 17 3595915 2005-05-26 03:08:29 0.006
10854 232 3593555 2005-05-25 12:21:18 0.004
10855 3295 3594493 2005-05-25 16:07:09 0.578
10856 716 3607725 2005-05-30 11:21:36 1.352
10857 44 4478864 2006-04-06 04:14:47 3.260
10858 493 3844863 2005-08-17 14:59:02 0.021
10859 809 3615078 2005-06-01 19:07:14 1.043
10860 171 3610758 2005-05-31 11:59:58 0.193
10861 20 3646883 2005-06-12 09:19:53 0.006
10862 261 3610663 2005-05-31 11:30:08 0.021
10863 48 4477558 2006-04-05 14:17:02 0.320
10864 2 3608845 2005-05-30 18:14:49 0.000
10865 899 3650309 2005-06-13 15:14:50 0.010
10866 59 3718792 2005-07-05 14:15:06 0.078
10867 67 3654395 2005-06-14 18:59:12 0.158
10868 3 3650311 2005-06-13 15:15:19 0.000
10869 92 3659049 2005-06-16 02:01:30 1.363
10870 1150 3694244 2005-06-27 14:14:38 0.430
10871 758 3694452 2005-06-27 15:01:45 0.334
10872 147 3693925 2005-06-27 12:40:14 0.012
10873 35 3711677 2005-07-02 16:20:45 0.002
10874 354 3713035 2005-07-03 07:35:27 0.080
10876 86 3713660 2005-07-03 13:26:44 0.393
10877 50 3714150 2005-07-03 17:14:59 0.012
10878 1595 3809403 2005-08-06 16:25:03 0.004
10879 2881 3809406 2005-08-06 16:25:30 0.154
10880 655 3809411 2005-08-06 16:26:08 0.078
10881 1935 3809414 2005-08-06 16:26:50 0.275
10882 256 3809415 2005-08-06 16:27:15 0.057
10883 353 3809419 2005-08-06 16:27:47 0.432
10884 69 3809426 2005-08-06 16:28:49 0.303
10885 1 3809428 2005-08-06 16:29:12 0.000
10886 102 3809477 2005-08-06 16:43:23 1.040
10887 1533 3929174 2005-09-13 03:00:35 5.600
10888 300 3822026 2005-08-10 09:28:23 0.027
10889 22 3813948 2005-08-08 04:36:47 0.004
10890 106 4067986 2005-10-25 07:08:26 0.021
10891 2734 3813947 2005-08-08 04:36:26 0.470
10892 429 3844941 2005-08-17 15:30:04 0.008
10893 6 3849832 2005-08-19 05:32:20 0.045
10894 669 3813940 2005-08-08 04:34:54 1.266
10895 1664 3874383 2005-08-27 17:48:27 0.002
10896 6 3874384 2005-08-27 17:48:49 0.000
10897 167 3874388 2005-08-27 17:49:22 0.002
10898 518 3874390 2005-08-27 17:49:51 0.361
10899 10 3874404 2005-08-27 17:54:35 0.002
10900 330 3955160 2005-09-21 06:14:35 0.004
10901 2005 3955164 2005-09-21 06:15:09 0.051
10903 1684 3955167 2005-09-21 06:15:35 1.221
10906 157 3981373 2005-09-29 14:22:13 0.012
10907 39 3985351 2005-09-30 16:08:38 0.002
10908 1868 3955177 2005-09-21 06:17:14 0.010
10909 450 3979021 2005-09-28 19:28:56 3.248
10910 629 3955179 2005-09-21 06:18:19 0.023
10911 2015 3955181 2005-09-21 06:19:01 0.186
10912 851 3955185 2005-09-21 06:19:54 0.029
10913 812 3955187 2005-09-21 06:20:42 0.119
10914 260 3955205 2005-09-21 06:29:18 5.854
10915 248 3967297 2005-09-25 04:23:49 0.070
10916 878 3967570 2005-09-25 06:48:13 0.061
10917 869 3967329 2005-09-25 04:41:25 0.139
10918 14 3967208 2005-09-25 03:50:30 0.000
10919 2526 3971997 2005-09-26 14:28:50 0.254
10923 13 4010773 2005-10-08 07:03:34 0.000
10929 8135 4526015 2006-04-26 07:48:34 0.039
10931 7569 4526039 2006-04-26 07:57:31 0.016
10934 616 4043181 2005-10-17 05:46:58 0.023
10935 5924 4039082 2005-10-16 04:50:35 0.002
10936 43 4039107 2005-10-16 04:56:54 0.014
10937 554 4041246 2005-10-16 17:27:41 0.635
10938 1043 4039129 2005-10-16 05:06:12 1.346
10939 68 4042718 2005-10-17 03:16:19 7.020
10940 2745 4039152 2005-10-16 05:14:47 0.143
10941 63 4100715 2005-11-04 16:26:33 0.236
10942 345 4039177 2005-10-16 05:27:33 0.025
10943 1808 4056964 2005-10-22 04:27:50 0.006
10944 472 4068008 2005-10-25 07:17:30 0.240
10945 3883 4056999 2005-10-22 04:40:56 0.004
10946 2219 4057005 2005-10-22 04:43:56 0.029
10947 227 4058980 2005-10-22 14:00:40 0.160
10948 2533 4057055 2005-10-22 04:56:33 0.365
10950 162 4088745 2005-10-31 12:18:24 0.025
10951 103 4088280 2005-10-31 09:05:59 0.039
10953 104 4088084 2005-10-31 08:00:29 0.040
10954 9427 4088118 2005-10-31 08:10:38 0.094
10955 13 4097201 2005-11-03 08:48:06 0.646
10956 119 4087991 2005-10-31 07:21:21 2.010
10957 259 4094728 2005-11-02 08:11:32 0.217
10958 355 4092145 2005-11-01 14:03:46 0.748
10959 2398 4127508 2005-11-14 09:52:59 0.061
10960 18 4128383 2005-11-14 16:13:54 0.014
10961 103 4127506 2005-11-14 09:52:10 0.002
10962 32 4127509 2005-11-14 09:53:16 0.006
10963 22 4127511 2005-11-14 09:53:26 0.000
10964 150 4131585 2005-11-15 17:38:14 0.051
10965 72 4133367 2005-11-16 10:42:21 0.170
10967 180 4145570 2005-11-21 09:17:44 0.799
10968 156 4135895 2005-11-17 07:38:28 0.094
10969 49 4134485 2005-11-16 17:49:57 0.020
10972 287 4147939 2005-11-22 12:49:44 1.934
10974 5 4316817 2006-02-07 15:35:56 0.068
10975 82 4149686 2005-11-23 08:01:13 5.676
10982 373 4334117 2006-02-14 03:21:23 0.029
10983 312 4334172 2006-02-14 04:15:15 0.113
10984 140 4335021 2006-02-14 08:59:23 2.611
10985 269 4335048 2006-02-14 09:25:10 3.115
10986 6102 4335077 2006-02-14 09:46:44 0.500
10989 277 4337510 2006-02-15 09:53:25 0.600
10990 1140 4338105 2006-02-15 14:23:05 1.234
10991 930 4338092 2006-02-15 14:10:16 0.014
10992 76 4338024 2006-02-15 13:39:51 0.002
10993 92 4337908 2006-02-15 12:55:34 0.336
10994 1514 4337784 2006-02-15 12:12:35 0.070
11004 90 4468425 2006-04-02 05:22:03 0.150
11005 1759 4468442 2006-04-02 05:28:46 0.021
11008 252 4702586 2006-07-05 12:57:31 0.469
11011 69 4468465 2006-04-02 05:36:01 0.094
11014 62 4433383 2006-03-21 09:06:11 0.070
11016 18 4437739 2006-03-22 12:40:04 0.174
11019 968 4432743 2006-03-21 03:49:50 2.393
11021 589 4468482 2006-04-02 05:43:02 0.111
11022 1177 4468506 2006-04-02 05:47:17 0.053
11023 17 4492085 2006-04-12 12:32:10 0.129
11024 138 4468543 2006-04-02 05:56:35 0.002
11025 46 4471955 2006-04-03 07:46:05 1.068
11026 536 4468555 2006-04-02 05:58:48 0.508
11045 1427 4725225 2006-07-13 09:27:38 0.027
11071 84 5003441 2006-10-04 12:22:43 1.777
11077 259 4926249 2006-09-11 05:36:26 0.002
11078 3835 4910636 2006-09-06 19:52:19 0.662
11080 2781 4910593 2006-09-06 19:25:23 0.027
11081 345 4942100 2006-09-15 08:49:55 2.082
11082 428 4919828 2006-09-09 16:01:01 0.016
11083 34 4910467 2006-09-06 18:23:10 0.008
11085 1707 4926190 2006-09-11 05:07:07 0.025
11086 625 4924421 2006-09-10 15:43:38 1.598
11087 131 4924462 2006-09-10 16:00:33 0.310
11088 62 4926674 2006-09-11 07:58:43 0.002
11089 951 4923395 2006-09-10 10:15:20 0.016
11090 1250 4923162 2006-09-10 09:12:11 3.939
11091 128 4923641 2006-09-10 11:26:41 4.943
11092 104 4924747 2006-09-10 17:53:05 0.008
11093 1728 4924673 2006-09-10 17:22:05 1.555
11099 179 5031864 2006-10-12 12:17:54 0.740
11113 83 5031463 2006-10-12 09:55:56 1.168
11115 394 5031475 2006-10-12 10:01:01 0.006
11120 16 5054089 2006-10-18 15:08:26 0.234
11127 155 5052538 2006-10-18 05:47:34 0.352
11129 297 5120939 2006-11-09 11:50:59 0.014
11133 282 5120985 2006-11-09 12:04:47 0.014
11139 53 5069887 2006-10-23 20:45:26 9.842
11158 203 5335321 2007-02-15 12:26:01 0.004
11173 1892 5350429 2007-02-22 01:59:13 0.586
11174 334 5349810 2007-02-21 17:45:44 0.926
11177 68 5369581 2007-03-01 10:18:28 0.006
11178 710 5367592 2007-02-28 17:41:29 0.201
11179 20 5366110 2007-02-28 07:20:58 0.330
11180 98 5367416 2007-02-28 16:21:42 0.094
11181 381 5366176 2007-02-28 07:51:34 0.012
11182 50 5363322 2007-02-27 09:23:33 0.037
11184 125 5362893 2007-02-27 05:44:28 0.193
11191 184 5409509 2007-03-15 10:27:46 3.803
11193 39 5410443 2007-03-15 16:16:36 3.209
11253 51 5802553 2007-08-04 20:05:02 0.023
11254 1411 5802555 2007-08-04 20:05:23 0.342
11255 137 5802561 2007-08-04 20:07:16 0.029
11256 60 5802562 2007-08-04 20:08:09 0.008
11257 33 5802581 2007-08-04 20:15:16 0.232
11258 1057 5802566 2007-08-04 20:08:53 0.082
11259 263 5802567 2007-08-04 20:09:31 2.533
11270 105 5909931 2007-09-10 11:24:52 0.010
11277 87 5909933 2007-09-10 11:25:38 2.360
11402 80 14376056 2014-10-18 23:19:55 0.532
11421 22 6307899 2008-03-16 08:38:04 0.030
11427 275 6653710 2008-09-14 17:01:12 0.030
11441 18 6654927 2008-09-15 06:40:02 0.120
11476 273 6666192 2008-09-20 04:07:28 10.450