View Compilation Error

69434_0_7116.cpp:1:19: stido.h: No such file or directory
69434_0_7116.cpp: In function `int main()':
69434_0_7116.cpp:5: error: `scanf' undeclared (first use this function)
69434_0_7116.cpp:5: error: (Each undeclared identifier is reported only once for each function it appears in.)
69434_0_7116.cpp:5: error: `EOF' undeclared (first use this function)
69434_0_7116.cpp:6: error: `printf' undeclared (first use this function)