View Compilation Error

0_0_11419164_3849.cpp: In function `int main()':
0_0_11419164_3849.cpp:34: error: invalid initialization of reference of type 'const int&' from expression of type '<unknown type>'
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/bits/stl_algobase.h:173: error: in passing argument 1 of `const _Tp& std::max(const _Tp&, const _Tp&) [with _Tp = int]'