| Problem ID | Title | Solved | Submit | Pass Rate |
|---|---|---|---|---|
| 6969 | 阶乘之和 | 13 | 23 | 56.5% |
| 6970 | 渡河 | 32 | 72 | 44.4% |
| 6973 | 取现金 | 8 | 8 | 100.0% |
| 6975 | Haffman编码 | 2 | 4 | 50.0% |
| 6979 | 防晒 | 15 | 32 | 46.9% |
| 6980 | Yougth的最大化 | 3 | 8 | 37.5% |
| 6981 | 会场安排问题 | 6 | 7 | 85.7% |
| 6983 | SF | 1 | 1 | 100.0% |
| 6984 | 陈晫倒垃圾 | 96 | 326 | 29.4% |
| 6985 | 运输 | 3 | 5 | 60.0% |
| 6986 | 最佳游览线路 | 0 | 2 | 0.0% |
| 6987 | 营养膳食 | 32 | 58 | 55.2% |
| 6988 | 区间相交问题 | 0 | 2 | 0.0% |
| 6989 | 最大子段和 | 1200 | 2574 | 46.6% |
| 6990 | 购买贺年卡(card) | 389 | 555 | 70.1% |
| 6991 | 舞伴的搭配(partner) | 306 | 529 | 57.8% |
| 6993 | 小猴子的难题（二） | 14 | 35 | 40.0% |