View Compilation Error

286559_0_13882.cpp: In function `int main()':
286559_0_13882.cpp:4: error: `cin' undeclared (first use this function)
286559_0_13882.cpp:4: error: (Each undeclared identifier is reported only once for each function it appears in.)
286559_0_13882.cpp:8: error: `pow' undeclared (first use this function)
286559_0_13882.cpp:10: error: `cout' undeclared (first use this function)
286559_0_13882.cpp:10: error: `endl' undeclared (first use this function)