View Compilation Error

52587_0_3310.cpp:7: error: `max' was not declared in this scope
52587_0_3310.cpp:7: error: `max' was not declared in this scope
52587_0_3310.cpp: In function `int main()':
52587_0_3310.cpp:14: error: `c1' undeclared (first use this function)
52587_0_3310.cpp:14: error: (Each undeclared identifier is reported only once for each function it appears in.)
52587_0_3310.cpp:14: error: `c2' undeclared (first use this function)