線段樹2 POJ2777 Count Color

http://poj.org/problem?id=2777node #include <stdio.h> #include <memory.h> #define LCH(a) ((a)<<1) #define RCH(a) (((a)<<1)+1) #define NO_COLOR 0 typedef struct nodetag{int st, ed, value;} node; no

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