View Compilation Error

0_0_1721161_5719.cpp: In function `bool BFS()':
0_0_1721161_5719.cpp:79: error: `ff' undeclared (first use this function)
0_0_1721161_5719.cpp:79: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_1721161_5719.cpp: At global scope:
0_0_1721161_5719.cpp:97: error: `bool ff[10001]' used prior to declaration
0_0_1721161_5719.cpp:100: error: type/value mismatch at argument 2 in template parameter list for `template<class _Key, class _Tp, class _Compare, class _Alloc> class std::map'
0_0_1721161_5719.cpp:100: error:   expected a type, got `mm'
0_0_1721161_5719.cpp:100: error: template argument 4 is invalid
0_0_1721161_5719.cpp:100: error: invalid type in declaration before ';' token