View Compilation Error

0_0_11005953_586.cpp:4:20: stdafx.h: No such file or directory
0_0_11005953_586.cpp: In function `int main()':
0_0_11005953_586.cpp:8: error: `stdin' undeclared (first use this function)
0_0_11005953_586.cpp:8: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_11005953_586.cpp:8: error: `freopen' undeclared (first use this function)
0_0_11005953_586.cpp:10: error: `scanf' undeclared (first use this function)
0_0_11005953_586.cpp:54: error: `printf' undeclared (first use this function)