View Compilation Error

0_0_8126266_30712.cpp:20: error: size of array `trie' is too large
0_0_8126266_30712.cpp: In member function `void Ac_Automat::clear()':
0_0_8126266_30712.cpp:31: error: `trie' undeclared (first use this function)
0_0_8126266_30712.cpp:31: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_8126266_30712.cpp: In member function `void Ac_Automat::insert(char*, int)':
0_0_8126266_30712.cpp:43: error: `trie' undeclared (first use this function)