| Problem ID | Title | Source/Category | AC | Submit | |
| 2646 Problem A | 统计每个字符的出现次数 | 5 | 5 | ||
| 2650 Problem B | 桶计数练习-彩虹糖1 | 基础B | 4 | 4 | |
| 2651 Problem C | 桶计数练习-彩虹糖2 | 基础B | 4 | 4 | |
| 2652 Problem D | 桶计数练习-彩虹糖3 | 基础B | 4 | 5 | |
| 2653 Problem E | 桶计数练习-彩虹糖4 | 基础B | 4 | 7 | |
| 2654 Problem F | 桶计数练习-彩虹糖5 | 基础B | 4 | 4 | |
| 3751 Problem G | 桶计数练习-彩虹糖6 | 基础B | 4 | 4 | |
| 3752 Problem H | 桶计数练习-彩虹糖7 | 基础B | 4 | 5 | |
| 3857 Problem I | 桶计数-整数去重练习 | 基础B | 3 | 11 | |
| 3858 Problem J | 桶计数-字符出现的次数1 | 基础B | 3 | 7 | |
| 3859 Problem K | 桶计数-字符出现的次数2 | 基础B | 2 | 2 | |
| 2845 Problem L | 桶计数-身高统计1 | 3 | 4 | ||
| 2844 Problem M | 桶计数-身高统计2 | 2 | 2 | ||
| 2846 Problem N | 桶计数-身高统计3 | 0 | 0 | ||
| 2847 Problem O | 桶计数-身高统计4 | 0 | 0 | ||
| 2848 Problem P | 桶计数-身高统计5 | 0 | 0 |