View Compilation Error

0_0_9274328_27163.cpp: In function `double disgg(point, rec)':
0_0_9274328_27163.cpp:77: error: `min' undeclared (first use this function)
0_0_9274328_27163.cpp:77: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_9274328_27163.cpp: In function `double gao()':
0_0_9274328_27163.cpp:158: error: `min' undeclared (first use this function)