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:26:13: 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] 26 | while (p<S.size() and S[p]=='&'){ | ~^~~~~~~~~ main.cpp: In function 'long long int Termen_AND(std::string&, long long int&)': main.cpp:49:26: warning: array subscript has type 'char' [-Wchar-subscripts] 49 | else val = v[S[p]]; | ^ main.cpp: In function 'int main()': main.cpp:62:13: 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] 62 | while (I<init.size()){ | ~^~~~~~~~~~~~ main.cpp:67:37: 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] 67 | 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:70:43: 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] 70 | }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:73:43: 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] 73 | }else if (init[I]=='A' and I+2<init.size() and init[I+1]=='N' and init[I+2]=='D'){ | ~~~^~~~~~~~~~~~ main.cpp:76:43: 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] 76 | }else if (init[I]=='O' and I+1<init.size() and init[I+1]=='R'){ | ~~~^~~~~~~~~~~~ main.cpp:79:43: 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] 79 | }else if (init[I]=='N' and I+2<init.size() and init[I+1]=='O' and init[I+2]=='T'){ | ~~~^~~~~~~~~~~~ main.cpp:95:11: warning: array subscript has type 'char' [-Wchar-subscripts] 95 | v[x] = 1-v[x]; | ^ main.cpp:95:20: warning: array subscript has type 'char' [-Wchar-subscripts] 95 | v[x] = 1-v[x]; | ^