View Compilation Error

0_0_17947111_21867.cpp:1:9: error: #include expects "FILENAME" or <FILENAME>
 #include
         ^
0_0_17947111_21867.cpp:2:9: error: #include expects "FILENAME" or <FILENAME>
 #include
         ^
0_0_17947111_21867.cpp: In function 'int main()':
0_0_17947111_21867.cpp:12:5: error: 'cin' was not declared in this scope
     cin>>C;
     ^
0_0_17947111_21867.cpp:27:53: error: 'max' was not declared in this scope
                 dp[i][j] = max(dp[i-1][j],dp[i][j-1]);
                                                     ^
0_0_17947111_21867.cpp:36:9: error: 'cout' was not declared in this scope
         cout<<dp[n][m]<<endl;
         ^
0_0_17947111_21867.cpp:36:25: error: 'endl' was not declared in this scope
         cout<<dp[n][m]<<endl;
                         ^