View Compilation Error

0_0_1194523_14175.cpp:13: error: `max' was not declared in this scope
0_0_1194523_14175.cpp:14: error: `max' was not declared in this scope
0_0_1194523_14175.cpp: In function `int main()':
0_0_1194523_14175.cpp:23: error: `a' undeclared (first use this function)
0_0_1194523_14175.cpp:23: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_1194523_14175.cpp:29: error: `F' undeclared (first use this function)