Compilare: main.cpp: In function 'int main()': main.cpp:74:22: 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] 74 | for(j=0;j<vec.size();j++) | ~^~~~~~~~~~~ main.cpp:12:21: warning: unused variable 'k' [-Wunused-variable] 12 | long long q,i,j,k,l,m,tip,nr; | ^ main.cpp:12:23: warning: unused variable 'l' [-Wunused-variable] 12 | long long q,i,j,k,l,m,tip,nr; | ^ main.cpp:12:25: warning: unused variable 'm' [-Wunused-variable] 12 | long long q,i,j,k,l,m,tip,nr; | ^ main.cpp:57:18: warning: 'suma' may be used uninitialized in this function [-Wmaybe-uninitialized] 57 | total=spar[suma]; | ~~~~~^~~~~~~~~~~