Compilare: main.cpp: In function 'int main()': main.cpp:38:75: warning: array subscript has type 'char' [-Wchar-subscripts] if(Stack[j][cnt]!=-1)Stack[j][cnt+1]=Next[j][Stack[j][cnt]][c]; ^ main.cpp:45:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int j=1;j<=n;++j) ^~~ main.cpp:48:10: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' fout<<ans<<'\n'; ^~~~