View Compilation Error

0_0_5391055_27765.cpp:1: error: expected constructor, destructor, or type conversion before '<' token
0_0_5391055_27765.cpp:1: error: expected `,' or `;' before '<' token
In file included from GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/cstring:49,
                 from 0_0_5391055_27765.cpp:2:
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/c++/3.4.2/cstddef:52: error: `::ptrdiff_t' has not been declared
0_0_5391055_27765.cpp: In function `int main()':
0_0_5391055_27765.cpp:18: error: `scanf' undeclared (first use this function)
0_0_5391055_27765.cpp:18: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_5391055_27765.cpp:18: error: `EOF' undeclared (first use this function)
0_0_5391055_27765.cpp:21: error: `printf' undeclared (first use this function)