Compilare: user.cpp: In function ‘int main()’: user.cpp:34:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0, j=0; i<panta.size() && j+1<panta.size(); ) { ^ user.cpp:34:56: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0, j=0; i<panta.size() && j+1<panta.size(); ) { ^ user.cpp:37:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(j+1 < panta.size() && panta[j+1] - panta[j] < precizie) egale++, j++; ^