Compilare: user.cpp: In function ‘int main()’: user.cpp:6:162: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] fin>>s1;for(i=1;i<=100000;i++){x=i;a.clear();while(x>0){a.push_back(x%2+'0');x/=2;}for(x=a.size()-1;x>=0;x--){s.push_back(a[x]);}}for(i=0;i<s.size()-s1.size();i++){if(s.substr(i,s1.size())==s1)break;}fout<<i+s1.size()<<'\n';return 0; ^