View Compilation Error

0_0_32103442_15021.cpp: In function 'LL chkmap(LL)':
0_0_32103442_15021.cpp:97:9: error: '_NAME_MAP' was not declared in this scope
     if (_NAME_MAP.find(c) == _NAME_MAP.end())
         ^
0_0_32103442_15021.cpp:103:12: error: '_NAME_MAP' was not declared in this scope
     return _NAME_MAP[c];
            ^
0_0_32103442_15021.cpp: In function 'void _init()':
0_0_32103442_15021.cpp:198:5: error: '_NAME_MAP' was not declared in this scope
     _NAME_MAP.clear();
     ^