View Compilation Error

0_0_4594593_18964.cpp: In function `void PushDown(int, int, int, int)':
0_0_4594593_18964.cpp:43: error: `max' undeclared (first use this function)
0_0_4594593_18964.cpp:43: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_4594593_18964.cpp: In function `int Query(int, int, int)':
0_0_4594593_18964.cpp:62: error: `max' undeclared (first use this function)
0_0_4594593_18964.cpp: In function `void Build(int, int, int)':
0_0_4594593_18964.cpp:83: error: `max' undeclared (first use this function)