| 4767 | 两双手省选 | 0 |
| 4768 | 2555加强版之wxh loves substring省选 | 0 |
| 4769 | 超级贞鱼省选 | 0 |
| 4770 | 图样省选 | 0 |
| 4771 | 七彩树省选 | 0 |
| 4772 | 显而易见的数论省选 | 0 |
| 4773 | 负环省选 | 0 |
| 4774 | 修路省选 | 0 |
| 4775 | 网管省选 | 0 |
| 4776 | [Usaco2017 Open]Modern Art省选 | 0 |
| 4777 | [Usaco2017 Open]Switch Grass省选 | 0 |
| 4778 | [Usaco2017 Open]COWBASIC省选 | 0 |
| 4779 | [Usaco2017 Open]Bovine Genomics省选 | 0 |
| 4780 | [Usaco2017 Open]Modern Art 2省选 | 0 |
| 4781 | [Usaco2017 Open]Paired Up省选 | 1 |
| 4783 | [Usaco2017 Open]Where省选 | 0 |
| 4784 | [Zjoi2017]仙人掌省选 | 0 |
| 4785 | [Zjoi2017]树状数组省选 | 0 |
| 4786 | [Zjoi2017]多项式省选 | 0 |
| 4787 | [Cerc2016]Appearance Analysis省选 | 0 |
| 4788 | [CERC2016]Bipartite Blanket省选 | 1 |
| 4789 | [CERC2016]Convex Contour省选 | 0 |
| 4790 | [CERC2016]Dancing Disks省选 | 0 |
| 4791 | [CERC2016]Free Figurines省选 | 0 |
| 4792 | [CERC2016]Geohash Grid省选 | 0 |
| 4793 | [CERC2016]Hangar Hurdles省选 | 0 |
| 4794 | [CERC2016]Invisible Integers省选 | 0 |
| 4795 | [CERC2016]Jazz Journey省选 | 0 |
| 4796 | [CERC2016]Key Knocking省选 | 0 |
| 4797 | [Ceoi2015]Potemkin cycle省选 | 0 |
| 4798 | [Ceoi2015]Calvinball championship省选 | 0 |
| 4799 | [Ceoi2015]Pipes省选 | 0 |
| 4800 | [Ceoi2015]Ice Hockey World Championship省选 | 0 |
| 4801 | [Lydsy2017年4月月赛]打牌省选 | 0 |
| 4802 | 欧拉函数省选 | 1 |
| 4803 | 逆欧拉函数省选 | 0 |
| 4804 | 欧拉心算省选 | 0 |
| 4805 | 欧拉函数求和省选 | 1 |
| 4806 | 炮省选 | 0 |
| 4807 | 車省选 | 0 |
| 4808 | 马省选 | 0 |
| 4809 | 皇后省选 | 0 |
| 4810 | [Ynoi2017]由乃的玉米田省选 | 3 |
| 4811 | [Ynoi2017]由乃的OJ省选 | 0 |
| 4812 | [Ynoi2017]由乃打扑克省选 | 0 |
| 4813 | [Cqoi2017]小Q的棋盘省选 | 3 |
| 4814 | [Cqoi2017]小Q的草稿省选 | 1 |
| 4815 | [Cqoi2017]小Q的表格省选 | 3 |
| 4816 | [Sdoi2017]数字表格省选 | 1 |
| 4817 | [Sdoi2017]树点涂色省选 | 0 |
