Compilare: user.cpp: In function ‘void sterge()’: user.cpp:13:54: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(!(s[j]!=' ' && (s[j+1]==' ' || j+1==s.size()))) ^ user.cpp: In function ‘int main()’: user.cpp:29:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(j<s.size()) ^ user.cpp:33:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(j<s.size() && s2.size()!=Max) ^ user.cpp:33:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(j<s.size() && s2.size()!=Max) ^ user.cpp:36:61: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(s[j]!=' ' && (s[j+1]==' ' || j+1==s.size()))cuv++; ^ user.cpp:40:57: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(s[j]!=' ' && (s[j+1]==' ' || j+1==s.size()))fout<<s2<<'\n'; ^ user.cpp:47:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<s2.size();i++) ^ user.cpp:62:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(s[j]==' ' && j<s.size())j++; ^