推荐学习资料：
总结：
（待续）
题集：
入门水题：
| OnlineJudge | Problem ID | Problem Name | solution link |
| HDU | 1251 | 统计难题 | 题解 |
| HDU | 1671 | Phone List | 题解 |
智力技巧题：
| OnlineJudge | Problem ID | Problem Name | solution link |
| HDU | 1247 | Hat’s Words | 题解 |
| HDU | 1800 | Flying to the Mars | 题解 |
| HDU | 1075 | What Are You Talking About | 题解 |
| CodeForces | 706D | Vasiliy's Multiset | 题解 |
| CodeForces | 713A | Sonya and Queries | 题解 |
|
Hihocoder |
1383 | 题解 | |
| HDU | 1298 | T9 | 题解 |