Compilare: main.cpp: In function 'int main()': main.cpp:7:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 7 | {fin>>A>>B;S=A+'#'+B;for(i=1;i<S.size();i++){ | ~^~~~~~~~~ main.cpp:10:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 10 | while(i+Z[i]<S.size()&&S[i+Z[i]]==S[Z[i]])Z[i]++; | ~~~~~~^~~~~~~~~ main.cpp:11:1: warning: this 'if' clause does not guard... [-Wmisleading-indentation] 11 | if(i+Z[i]>dr)best=i;if(Z[i]==A.size()){ | ^~ main.cpp:11:21: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if' 11 | if(i+Z[i]>dr)best=i;if(Z[i]==A.size()){ | ^~ main.cpp:11:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 11 | if(i+Z[i]>dr)best=i;if(Z[i]==A.size()){ | ~~~~^~~~~~~~~~ main.cpp:14:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 14 | }fout<<cnt<<'\n';for(i=0;i<v.size();i++)fout<<v[i]<<' '; | ~^~~~~~~~~