View Compilation Error

420291_0_0_32105.cpp:2:21: windows.h: No such file or directory
420291_0_0_32105.cpp: In function `int main(int, char**)':
420291_0_0_32105.cpp:9: error: `DWORD' undeclared (first use this function)
420291_0_0_32105.cpp:9: error: (Each undeclared identifier is reported only once for each function it appears in.)
420291_0_0_32105.cpp:9: error: expected `;' before "n"
420291_0_0_32105.cpp:10: error: `n' undeclared (first use this function)