View Compilation Error

213730_0_15281.cpp
213730_0_15281.cpp(5) : error C2065: 'cin' : undeclared identifier
213730_0_15281.cpp(5) : warning C4552: '>>' : operator has no effect; expected operator with side-effect
213730_0_15281.cpp(8) : warning C4552: '>>' : operator has no effect; expected operator with side-effect
213730_0_15281.cpp(13) : error C2296: '>>' : illegal, left operand has type 'double'
213730_0_15281.cpp(13) : error C2297: '>>' : illegal, right operand has type 'double'
213730_0_15281.cpp(17) : error C2065: 'cout' : undeclared identifier
213730_0_15281.cpp(17) : error C2296: '<<' : illegal, left operand has type 'double'
213730_0_15281.cpp(17) : error C2297: '<<' : illegal, right operand has type 'double'
213730_0_15281.cpp(17) : error C2065: 'endl' : undeclared identifier