View Compilation Error

0_0_13988261_26153.cpp: In function 'int main()':
0_0_13988261_26153.cpp:29:45: error: 'Max' was not declared in this scope
             L[i] = Max(a[i], a[i] + L[i - 1]);
                                             ^
0_0_13988261_26153.cpp:31:45: error: 'Max' was not declared in this scope
             R[i] = Max(a[i], a[i] + R[i + 1]);
                                             ^
0_0_13988261_26153.cpp:35:51: error: 'Max' was not declared in this scope
             ans = Max(ans, L[i - 1] + R[i + 1] + p);    
                                                   ^