View Compilation Error

725729_0_0_5981.cpp: In function `int main()':
725729_0_0_5981.cpp:5: error: `cin' undeclared (first use this function)
725729_0_0_5981.cpp:5: error: (Each undeclared identifier is reported only once for each function it appears in.)
725729_0_0_5981.cpp:10: error: `printf' undeclared (first use this function)