View Compilation Error

0_0_38803675_26966.cpp: In member function 'void Str_AutoMaton::SAM::sol()':
0_0_38803675_26966.cpp:176:51: error: expected ')' before ']' token
  176 |                         f_(19,0,j)if(len[fa[u][j]]]>=sz)u=fa[u][j];
      |                                                   ^
0_0_38803675_26966.cpp:176:37: note: to match this '('
  176 |                         f_(19,0,j)if(len[fa[u][j]]]>=sz)u=fa[u][j];
      |                                     ^
0_0_38803675_26966.cpp:176:51: error: expected primary-expression before ']' token
  176 |                         f_(19,0,j)if(len[fa[u][j]]]>=sz)u=fa[u][j];
      |                                                   ^