View Compilation Error

0_0_12747307_3856.cpp: In function `int main()':
0_0_12747307_3856.cpp:15: error: `printf' undeclared (first use this function)
0_0_12747307_3856.cpp:15: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_12747307_3856.cpp:16: error: `EOF' undeclared (first use this function)
0_0_12747307_3856.cpp:16: error: `scanf' undeclared (first use this function)
0_0_12747307_3856.cpp:22: error: `stdin' undeclared (first use this function)
0_0_12747307_3856.cpp:22: error: `fflush' undeclared (first use this function)