Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:25:15: error: ‘l’ was not declared in this scope sol[++l]=x; ^ user.cpp:27:50: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (val[x]==0 || val[x]>v[x].size()-mar[x]) ^ user.cpp:29:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j=0;j<v[x].size();j++) ^ user.cpp:33:8: error: ‘l’ was not declared in this scope g<<l<<'\n'; ^