Compilare: main.cpp: In function 'int main()': main.cpp:66:20: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 66 | if(sol.size() < p) | ~~~~~~~~~~~^~~ main.cpp:44:33: warning: unused variable 's' [-Wunused-variable] 44 | int i,nr=0,v1,v2,x1,x2,ct=0,s=0,d,p; | ^ main.cpp:54:5: warning: unused variable 'bagat' [-Wunused-variable] 54 | int bagat = 0; | ^~~~~