View Compilation Error

69431_0_26328.cpp:1:19: stido.h: No such file or directory
69431_0_26328.cpp:3: error: `main' must return `int'
69431_0_26328.cpp: In function `int main(...)':
69431_0_26328.cpp:5: error: `scanf' undeclared (first use this function)
69431_0_26328.cpp:5: error: (Each undeclared identifier is reported only once for each function it appears in.)
69431_0_26328.cpp:5: error: `EOF' undeclared (first use this function)
69431_0_26328.cpp:6: error: `printf' undeclared (first use this function)