View Compilation Error

0_0_2053350_14789.cpp:1:20: stdafx.h: No such file or directory
0_0_2053350_14789.cpp:5: error: `main' must return `int'
0_0_2053350_14789.cpp: In function `int main(...)':
0_0_2053350_14789.cpp:9: error: `scanf' undeclared (first use this function)
0_0_2053350_14789.cpp:9: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_2053350_14789.cpp:17: error: `printf' undeclared (first use this function)