在磕磕绊绊中，终于做完一百题，完成暑期目标，会继续加油...
附: summary (revision 37)
Summary of PKU solved, since 05-20-2010
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[sort]
1002 487-3279
1007 DNA Sorting
1468 Rectangles
2299 Ultra-QuickSort
2388 Who's in the Middle
[search(dfs, bfs, backtracking)]
1020 Anniversary Cake [good]
1077 Eight [classic][bfs, bbfs, A*]
1101 The Game
1111 Image Perimeters [interesting]
1129 Channel Allocation [classic]
1164 The Castle
1166 The Clocks
1190 Birthday Cake [good]
1198 Solitaire [classic]
1321 Chessboard Problem
1416 Shredding Company
1426 Find The Multiple
1475 Pushing Boxes [complex]
1562 Oil Deposits
1606 Jugs
1629 Fillword
1691 Painting A Board
1724 ROADS
1753 Flip Game
1775 Sum of Factorials
1915 Knight Moves
1950 Dessert
2248 Addition Chains
2251 Dungeon Master
2488 A Knight's Journey
2531 Network Saboteur
2676 Sudoku
3009 Curling 2.0
3083 Children of the Candy Corn
3087 Shuffle'm Up
3126 Prime Path
3256 Cow Picnic
3278 Catch That Cow
3373 Changing Digits [hard]
3411 Paid Roads
3414 Pots
[dynamic programming/memory function]
1014 Dividing [good & hard]
1015 Jury Compromise
1050 To the Max [classic]
1080 Human Gene Functions
1088 Skiing [good]
1157 Little shop of flowers
1159 Palindrome
1160 Post Office [good]
1163 The Triangle
1179 Polygon [classic]
1185 Artillery position [classic, scdp]
1260 Pearls [good]
1276 Cash Machine [classic]
1458 Common Subsequence [classic]
1579 Function Run Fun
1631 Bridging signals
1887 Testing the CATCHER/2533 Longest Ordered Subsequence [classic]
1953 World Cup Noise
2192 Zipper
2250 Compromise
2479 Maximum sum/2593 Max Sequence
3356 AGTC
3624 Charm Bracelet
[greedy algorithm]
[data structure]
1028 Web Navigation (stack/array)
1611 The Suspects (union-find set)
1988 Cube Stacking (union-find set)
2524 Ubiquitous Religions (union-find set)
3253 Fence Repair (huffman tree)
3349 Snowflake Snow Snowflakes (Hash & Minimal Representation)
[graph algorithm]
[others]
1001 Exponentiation (high precision)
1008 Maya Calendar
1083 Moving Tables (novel perspective) [good]
1176 Party Lamps (enumerate)
1226 Substrings
1731 Orders (permutation) [good]
2080 Calendar
2244 Eeny Meeny Moo (Josephus Problem) [good]
2503 Babelfish (string hash)
2663 Tri Tiling (recurrence) [good]
[easy/water]
1000 A+B Problem
1003 Hangover
1004 Financial Management
1005 I Think I Need a Houseboat
1298 The Hardest Problem Ever
1316 Self Numbers
1477 Box of Bricks
1543 Perfect Cubes (build table)
1547 Clay Bully
1552 Doubles
1565 Skew Binary
1595 Prime Cuts
1936 All in All [good]
2081 Recaman's Sequence
2105 IP Address
2726 Holiday Hotel [funny]