View Compilation Error

0_0_2069125_12520.cpp:4:19: hash_map: No such file or directory
0_0_2069125_12520.cpp:6: error: expected namespace-name before ';' token
0_0_2069125_12520.cpp:6: error: `<type error>' is not a namespace
0_0_2069125_12520.cpp:8: error: expected constructor, destructor, or type conversion before '<' token
0_0_2069125_12520.cpp:8: error: expected `,' or `;' before '<' token
0_0_2069125_12520.cpp:9: error: expected constructor, destructor, or type conversion before '<' token
0_0_2069125_12520.cpp:9: error: expected `,' or `;' before '<' token
0_0_2069125_12520.cpp: In function `int main()':
0_0_2069125_12520.cpp:26: error: `wordToMagic' undeclared (first use this function)
0_0_2069125_12520.cpp:26: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_2069125_12520.cpp:27: error: `magicToWord' undeclared (first use this function)