View Compilation Error

462627_0_0_6092.cpp: In function `int main()':
462627_0_0_6092.cpp:2: error: `cin' undeclared (first use this function)
462627_0_0_6092.cpp:2: error: (Each undeclared identifier is reported only once for each function it appears in.)
462627_0_0_6092.cpp:2: error: `cout' undeclared (first use this function)