View Compilation Error

76310_0_6569.cpp
76310_0_6569.cpp(12) : error C2065: 'cin' : undeclared identifier
76310_0_6569.cpp(12) : warning C4552: '>>' : operator has no effect; expected operator with side-effect
76310_0_6569.cpp(13) : error C2065: 'cout' : undeclared identifier
76310_0_6569.cpp(13) : error C2065: 'endl' : undeclared identifier
76310_0_6569.cpp(13) : warning C4552: '<<' : operator has no effect; expected operator with side-effect