View Compilation Error

1034010_0_0_11266.cpp:4:19: hash_map: No such file or directory
1034010_0_0_11266.cpp:6: error: expected namespace-name before ';' token
1034010_0_0_11266.cpp:6: error: `<type error>' is not a namespace
1034010_0_0_11266.cpp:7: error: expected constructor, destructor, or type conversion before '<' token
1034010_0_0_11266.cpp:7: error: expected `,' or `;' before '<' token
1034010_0_0_11266.cpp:8: error: expected constructor, destructor, or type conversion before '<' token
1034010_0_0_11266.cpp:8: error: expected `,' or `;' before '<' token
1034010_0_0_11266.cpp: In function `int main()':
1034010_0_0_11266.cpp:17: error: `MM' undeclared (first use this function)
1034010_0_0_11266.cpp:17: error: (Each undeclared identifier is reported only once for each function it appears in.)
1034010_0_0_11266.cpp:18: error: `MD' undeclared (first use this function)
1034010_0_0_11266.cpp:27: error: `p' undeclared (first use this function)