View Compilation Error

0_0_2126498_22471.cpp: In function `void prim(int**, int)':
0_0_2126498_22471.cpp:17: error: `max' undeclared (first use this function)
0_0_2126498_22471.cpp:17: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_2126498_22471.cpp: In function `int main()':
0_0_2126498_22471.cpp:58: error: `max' undeclared (first use this function)