View Compilation Error

0_0_25605188_7285.cpp:19:28: error: expected unqualified-id before ',' token
  int tr[2000][5],val[2002],,fail[2002];
                            ^
0_0_25605188_7285.cpp: In member function 'void node::clear()':
0_0_25605188_7285.cpp:23:10: error: 'fail' was not declared in this scope
   memset(fail,0,sizeof fail); memset(dp,0,sizeof dp);
          ^
0_0_25605188_7285.cpp: In member function 'void node::build()':
0_0_25605188_7285.cpp:39:16: error: 'fail' was not declared in this scope
    val[u]|=val[fail[u]];
                ^