View Compilation Error

0_0_35821206_2619.cpp: In function 'int main()':
0_0_35821206_2619.cpp:3:37: error: 'end1' is not a member of 'std'
   std::cout<<"Enter two numbers:" <<std::end1;
                                     ^
0_0_35821206_2619.cpp:7:28: error: 'end1' is not a member of 'std'
             <<"is"<<v1+v2<<std::end1;
                            ^