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usaco题目分类


1:动态规划:

1.       背包问题:

2.2.2 Subset Sums 2.3.4 Money System 3.1.2 Score Inflation 3.1.6 Stamps

3.4.4 Raucous Rockers 4.1.1 Beef McNuggets 5.3.1 Milk Measuring

2. 最长不XX子序列:

4.3.1 Buy Low Buy Lower

3. 其他

1.5.2 Number Triangles 3.3.2 Shopping Offers 3.3.5 A Game 3.3.4 Home on the Range

5.3.4 Big Barn 5.4.2 Canada Tour 3.1.5 Contact

4. Tree-DP

2.3.2 Cow Pedigrees

2. 递推:

2.3.1 Longest Prefix 5.4.3 Character Recognition

3.图结构:

1.最短路径:

2.4.2 Overfencing 2.4.3 Cow Tours 2.4.4 Bessie Come Home 3.2.6 Sweet Butter

2. 最小环:

4.1.3 Fence Loops

3.欧拉回路:

3.1.1 Riding the Fence

4.最大流,最小割:

4.2.1 Drainage Ditches  4.2.2 Pollutant Control 5.4.5 TeleCowmunication

5. 二分图匹配

4.2.2 Perfect Stall

6.最小点基

5.3.3 NetWork Of Schools

7.拓扑排序

4.4.3 Frame Up

8。图的遍历

4.3.3 Street Race

9.最小生成树

3.1.1 Agri-Net

4. 枚举:

1.3.3 Calf Flac 1.2.4 Palindromic Squares 1.2.5 Dual Palindromes 1.4.2 The Clocks 1.4.3 Arithmetic Progressions 2.2.1 Preface Numbering 3.3.3 Camelot 3.2.4 Feed Ratios 2.2.3 Runaround Numbers 3.2.3 Spinning Wheels

5. 模拟:

1.1.1 Your Ride Is Here 1.1.2 Greedy Gift Givers 1.1.3 Friday the Thirteenth 1.1.4 Broken Necklace 1.2.2 Transformations 1.2.3 Name That Number 2.2.1 Preface Numbering 2.4.1 The Tamworth Two

6.搜索:

1.DFS:

1.5.4 Checker Challenge 1.4.1 Packing Rectangles 1.4.4 Mother’s Milk  1.5.3 Superprime Rib 2.1.4 Healthy Holsteins  2.1.5 Hamming Codes 2.2.3 Zero Sum 4.1.2 Fence Rails (DFS-ID)4.1.4 Cryptcowgraphy 4.2.4 Cowcycles 4.3.2 The Primes 4.3.4 Letter Game 5.2.3 Wisconsin Squares  5.2.1 Snail Trails  5.4.1 All Latin Squares 5.4.4 Betsy’s Tour

2.BFS:

2.1.1 The Castle 3.2.5 Magic Squares

7.贪心:

1.2.1 Milking Cows 1.3.1 Mixing Milk 1.3.2 Barn Repair 4.2.3 Job Processing

8.离散化:

3.1.4 Shaping Regions 5.3.2 Window Area  5.3.2 Window Area(线段树)

9.计算几何:

3.4.1 Closed Fences  5.1.1 Fencing the Cows

10.解析几何:

3.4.3 Electric Fence 5.2.2 Electric Fences

Categories: Old Blog Posts
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