View Compilation Error

118648_0_22361.cpp: In function `int main()':
118648_0_22361.cpp:7: error: `scanf' undeclared (first use this function)
118648_0_22361.cpp:7: error: (Each undeclared identifier is reported only once for each function it appears in.)
118648_0_22361.cpp:7: error: `EOF' undeclared (first use this function)
118648_0_22361.cpp:22: error: `printf' undeclared (first use this function)