View Compilation Error

236714_0_18174.cpp: In function `int main()':
236714_0_18174.cpp:8: error: `_itoa' undeclared (first use this function)
236714_0_18174.cpp:8: error: (Each undeclared identifier is reported only once for each function it appears in.)
236714_0_18174.cpp:9: error: `cout' undeclared (first use this function)
236714_0_18174.cpp:9: error: `endl' undeclared (first use this function)