View Compilation Error

0_0_23085112_17190.cpp:5:1: error: expected identifier before 'int'
 int main(int argc, char *argv[])
 ^
0_0_23085112_17190.cpp:5:1: error: expected ';' before 'int'
0_0_23085112_17190.cpp: In function 'int main(int, char**)':
0_0_23085112_17190.cpp:24:25: error: 'max' was not declared in this scope
     maxx=max(maxx,arr[i]);
                         ^
0_0_23085112_17190.cpp:24:25: note: suggested alternative:
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/algorithm:62:0,
                 from 0_0_23085112_17190.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algo.h:3454:5: note:   'std::max'
     max(initializer_list<_Tp> __l, _Compare __comp)
     ^