File list (Check if you may need any files):
1179\1179 Polygon.ppt
..69\1169 Packing Rectangles(续).ppt
....\1169 Packing Rectangles.ppt
..70\1170 Shopping Offers.ppt
....\补充shopping offers.txt
...1\1171 LetterGame.ppt
...2\1172 Street Race.ppt
...3\1173 Bar Codes.ppt
...4\1174 Contact.ppt
....\2850788_WA.cc
....\2850806_WA.cc
....\2850815_WA.cc
....\2851025_WA.cc
....\2851036_WA.cc
....\2851039_WA.cc
....\source.cpp
...5\1175 Starry Night.ppt
...6\1176 Party Lamps.ppt
...7\1177 Picture 2.ppt
....\3635787_AC_47MS_1344K.cc
....\3635845_AC_63MS_1344K.cc
....\3635847_AC_47MS_1344K.cc
....\3635849_AC_63MS_1240K.cpp
....\3635850_AC_47MS_1240K.cpp
....\3644073_CE.cpp
....\3644075_AC_32MS_708K.cpp
....\3644090_AC_32MS_896K.cc
....\3644092_AC_32MS_708K.cpp
....\3644099_AC_32MS_712K.cpp
....\3644104_RE.cpp
....\3652629_TLE.cpp
....\3652633_AC_32MS_604K.cpp
....\3652638_AC_32MS_796K.cc
....\线段树\lirui.ppt
....\......\pic-线段树.txt
....\......\Picture(续).ppt
....\......\陈宏论文.doc
...8\1178 Camlot.ppt
...7\线段树
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