View Compilation Error

0_0_32572553_26944.cpp: In function 'int main()':
0_0_32572553_26944.cpp:31:19: error: 'min' was not declared in this scope
   avr=(float)(sum-min-max)/(n-2);
                   ^
0_0_32572553_26944.cpp:31:23: error: 'max' was not declared in this scope
   avr=(float)(sum-min-max)/(n-2);
                       ^