Compilare: main.cpp: In function 'long long int Expresie(std::string&, long long int&)': main.cpp:17:13: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 17 | while (p<S.size() and S[p]=='|'){ | ~^~~~~~~~~ main.cpp: In function 'long long int Termen_OR(std::string&, long long int&)': main.cpp:27:13: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 27 | while (p<S.size() and S[p]=='&'){ | ~^~~~~~~~~ main.cpp: In function 'long long int Termen_AND(std::string&, long long int&)': main.cpp:50:26: warning: array subscript has type 'char' [-Wchar-subscripts] 50 | else val = v[S[p]]; | ^ main.cpp: In function 'int main()': main.cpp:63:13: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 63 | while (I<init.size()){ | ~^~~~~~~~~~~~ main.cpp:68:37: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 68 | if (init[I]=='T' and I+3<init.size() and init[I+1]=='R' and init[I+2]=='U' and init[I+3]=='E'){ | ~~~^~~~~~~~~~~~ main.cpp:71:43: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 71 | }else if (init[I]=='F' and I+4<init.size() and init[I+1]=='A' and init[I+2]=='L' and init[I+3]=='S' and init[I+4]=='E'){ | ~~~^~~~~~~~~~~~ main.cpp:74:43: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 74 | }else if (init[I]=='A' and I+2<init.size() and init[I+1]=='N' and init[I+2]=='D'){ | ~~~^~~~~~~~~~~~ main.cpp:77:43: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 77 | }else if (init[I]=='O' and I+1<init.size() and init[I+1]=='R'){ | ~~~^~~~~~~~~~~~ main.cpp:80:43: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 80 | }else if (init[I]=='N' and I+2<init.size() and init[I+1]=='O' and init[I+2]=='T'){ | ~~~^~~~~~~~~~~~ main.cpp:97:11: warning: array subscript has type 'char' [-Wchar-subscripts] 97 | v[x] = 1-v[x]; | ^ main.cpp:97:20: warning: array subscript has type 'char' [-Wchar-subscripts] 97 | v[x] = 1-v[x]; | ^