Borderou de evaluare (job #648189)

Compilare: main.cpp: In function 'long long unsigned int sumdiv(long long int)': main.cpp:25:35: warning: comparison of integer expressions of different signedness: 'long long unsigned int' and 'long long int' [-Wsign-compare] 25 | for(unsigned long long d=2;d*d<=n;d++) | ~~~^~~ main.cpp: In function 'int main()': main.cpp:68:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::basic_string<char> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 68 | for(int i=0; i<ans.size(); i++) | ~^~~~~~~~~~~ main.cpp:54:11: warning: unused variable 'k' [-Wunused-variable] 54 | int n,k=1,cnt=0; | ^