View Compilation Error

0_0_17934826_8937.cpp: In function 'int main()':
0_0_17934826_8937.cpp:9:5: error: 'cin' was not declared in this scope
     cin>>T;
     ^
0_0_17934826_8937.cpp:20:52: error: 'max' was not declared in this scope
                dp[j]=max(dp[j],dp[j-W[i]]+A[i]+B[i]);
                                                    ^
0_0_17934826_8937.cpp:23:50: error: 'max' was not declared in this scope
                   dp[j]=max(dp[j],dp[j-W[i]]+A[i]);
                                                  ^
0_0_17934826_8937.cpp:30:9: error: 'cout' was not declared in this scope
         cout<<dp[M]<<endl;
         ^
0_0_17934826_8937.cpp:30:22: error: 'endl' was not declared in this scope
         cout<<dp[M]<<endl;
                      ^