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P3931 SAC E#1 - 一道难题 Tree [IOI2008] Type Printer 打印机 P2765 魔术球问题 P1357 花园 [SDOI2016]征途 HDU - 2157 How many ways?? CF600C Make Palindrome SPOJ 6779 GSS7 - Can you answer these queries VII luogu P4949 最短距离 CF598C Nearest vectors [POI2005]AUT-The Bus
P3931 SAC E#1 - 一道难题 Tree
[IOI2008] Type Printer 打印机
P2765 魔术球问题
P1357 花园
[SDOI2016]征途
HDU - 2157 How many ways??
CF600C Make Palindrome
SPOJ 6779 GSS7 - Can you answer these queries VII
luogu P4949 最短距离
CF598C Nearest vectors
[POI2005]AUT-The Bus