DFS
poj1724 - ROADS(邻接表+DFS)
BFSpoj3278 - Catch That Cow(空间BFS)
poj2251 - Dungeon Master(空间BFS)
poj1753 - Flip Game(BFS+位运算)
poj1383 - Labyrinth(求两点最长路，两次BFS)
poj1985 - Cow Marathon(求两点最长路，两次BFS)
poj2049 - Finding Nemo(网格中的BFS)
动态规划DPpoj2063 - Investment(完全背包)
poj1014 - Dividing(多重背包)
poj1742 - Coins(多重背包)
poj1276 - Cash Machine(多重背包)
poj2392 - Space Elevator(多重背包)
poj2192 - Zipper(最长公共子序列)
poj1458 - Common Subsequence(最长公共子序列)
poj1080 - Human Gene Functions(最长公共子序列)
poj2250 - Compromise(最长公共子序列)
poj1159 - Palindrome(最长公共子序列)
poj1018 - Communication System
poj2241 - The Tower of Babylon(最长公共子序列变种)
poj1157 - LITTLE SHOP OF FLOWERS
并查集poj1703 - Find them, Catch them(类别偏移并查集)
poj2492 - A Bug's Life(类别偏移并查集)
poj2236 - Wireless Network(简单并查集)
贪心博弈
poj2505 - A multiplication game
几何
poj3304 - Segments(线段与直线相交)
poj1410 - Intersection(线段与线段相交)
poj1654 - Area(多变形面积)
poj1113 - Wall(凸包)
poj1228 - Grandpa's Estate(凸包变形)
poj2653 - Pick-up sticks(线段与线段相交)
poj2318 - TOYS(点与线段的叉积+二分)
poj2398 - Toy Storage(点与线段的叉积+二分)
同余模poj1426 - Find The Multiple(位运算+同余模)
欧拉函数
有关欧拉函数的介绍
http://blog.csdn.net/wangjian8006/article/details/7833319
poj1731 - Orders(重复字母全排列)
poj1270 - Following Orders(全排列)
矩阵法poj3233 - Matrix Power Series(构造矩阵与矩阵二分快速幂)
poj3725 - Training little cats(构造矩阵与矩阵二分快速幂)
数据结构poj2418 - Hardwood Species(二叉排序树)
poj3264 - Balanced Lineup(线段树)
网格模拟
poj1730 - Perfect Pth Powers(pow函数应用)
poj1450 - Gridland(找规律)
poj2244 - Eeny Meeny Moo(约瑟夫模拟)