View Compilation Error

188148_0_7967.cpp
188148_0_7967.cpp(1) : error C2871: 'std' : does not exist or is not a namespace
188148_0_7967.cpp(4) : error C2632: 'long' followed by 'long' is illegal
188148_0_7967.cpp(5) : error C2065: 'cin' : undeclared identifier
188148_0_7967.cpp(8) : error C2065: 'cout' : undeclared identifier
188148_0_7967.cpp(8) : error C2065: 'endl' : undeclared identifier
188148_0_7967.cpp(8) : warning C4552: '<<' : operator has no effect; expected operator with side-effect