Compilare: main.cpp: In function 'long long int mijloc()': main.cpp:11:22: warning: unused variable 'sum' [-Wunused-variable] 11 | long long semn=1,sum=0,nr=0; | ^~~ main.cpp: In function 'long long int secv()': main.cpp:87:25: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 87 | for(long long i=1; i<loc.size(); i++) | ~^~~~~~~~~~~ main.cpp:49:22: warning: unused variable 'sum' [-Wunused-variable] 49 | long long semn=1,sum=0,nr=0; | ^~~ main.cpp: In function 'long long int suma()': main.cpp:98:12: 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] 98 | while(k<s.size()) | ~^~~~~~~~~