View Compilation Error

391168_0_0_23906.cpp: In function `int main()':
391168_0_0_23906.cpp:17: error: `cin' undeclared (first use this function)
391168_0_0_23906.cpp:17: error: (Each undeclared identifier is reported only once for each function it appears in.)
391168_0_0_23906.cpp:18: error: `cout' undeclared (first use this function)
391168_0_0_23906.cpp:18: error: `endl' undeclared (first use this function)
391168_0_0_23906.cpp:19: error: expected `}' at end of input