| 1001 | [BeiJing2006]狼抓兔子省选 | 34 |
| 1978 | [BeiJing2010]取数游戏 game省选 | 0 |
| 1977 | [BeiJing2010组队]次小生成树 Tree省选 | 3 |
| 1976 | [BeiJing2010组队]能量魔方 Cube省选 | 0 |
| 2352 | [BeiJing2011]database省选 | 0 |
| 2351 | [BeiJing2011]Matrix省选 | 0 |
| 2460 | [BeiJing2011]元素省选 | 1 |
| 2457 | [BeiJing2011]双端队列省选 | 0 |
| 2458 | [BeiJing2011]最小三角形省选 | 0 |
| 2322 | [BeiJing2011]梦想封印省选 | 0 |
| 2462 | [BeiJing2011]矩阵模板 省选 | 0 |
| 2459 | [BeiJing2011]神秘好人省选 | 0 |
| 2553 | [BeiJing2011]禁忌省选 | 0 |
| 2461 | [BeiJing2011]符环省选 | 0 |
| 2321 | [BeiJing2011集训]星器省选 | 0 |
| 4628 | [BeiJing2016]IP地址省选 | 0 |
| 4627 | [BeiJing2016]回转寿司省选 | 1 |
| 4629 | [BeiJing2016]打字机省选 | 0 |
| 4630 | [BeiJing2016]数学问题省选 | 0 |
| 4625 | [BeiJing2016]水晶省选 | 0 |
| 4626 | [BeiJing2016]空袭省选 | 0 |
| 4907 | [BeiJing2017]同构省选 | 0 |
| 4906 | [BeiJing2017]喷式水战改省选 | 0 |
| 4908 | [BeiJing2017]开车省选 | 0 |
| 4859 | [BeiJing2017]机动训练省选 | 0 |
| 4860 | [BeiJing2017]树的难题省选 | 0 |
| 4861 | [Beijing2017]魔法咒语省选 | 0 |
| 1274 | [BeiJingWc2008]Equation省选 | 0 |
| 1272 | [BeiJingWc2008]Gate Of Babylon省选 | 0 |
| 1273 | [BeiJingWc2008]序列省选 | 0 |
| 1271 | [BeiJingWc2008]秦腾与教学评估省选 | 0 |
| 1270 | [BeijingWc2008]雷涛的小猫省选 | 1 |
| 3642 | [CEOI 2014] Cake省选 | 0 |
| 2881 | [Ceoi2000] LandsScape省选 | 0 |
| 3027 | [Ceoi2004]Sweet省选 | 0 |
| 1946 | [Ceoi2006]ANTENNA省选 | 0 |
| 1948 | [Ceoi2006]Connect省选 | 0 |
| 1950 | [Ceoi2006]Link省选 | 0 |
| 1947 | [Ceoi2006]Queue省选 | 0 |
| 1949 | [Ceoi2006]Walk省选 | 0 |
| 1944 | [Ceoi2007]Airport省选 | 0 |
| 1942 | [Ceoi2007]Ministry省选 | 0 |
| 1943 | [Ceoi2007]Nasty Calculations
省选 | 0 |
| 1945 | [Ceoi2007]Royaltreasury省选 | 0 |
| 1767 | [Ceoi2009]harbingers省选 | 0 |
| 1768 | [Ceoi2009]logs省选 | 0 |
| 1766 | [Ceoi2009]photo省选 | 0 |
| 1769 | [Ceoi2009]tri省选 | 0 |
| 2013 | [Ceoi2010]A huge tower省选 | 0 |
| 2010 | [Ceoi2010]bodyguard省选 | 0 |
