View Compilation Error

67512_0_2135.cpp:1:19: stido.h: No such file or directory
67512_0_2135.cpp: In function `int main()':
67512_0_2135.cpp:6: error: `scanf' undeclared (first use this function)
67512_0_2135.cpp:6: error: (Each undeclared identifier is reported only once for each function it appears in.)
67512_0_2135.cpp:6: error: `EOF' undeclared (first use this function)
67512_0_2135.cpp:8: error: `printf' undeclared (first use this function)