Compilare: user.cpp: In function ‘int main()’: user.cpp:17:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(poz<s.size()) ^ user.cpp:23:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(poz<s.size() && ss.size()<maxx) ^ user.cpp:23:45: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(poz<s.size() && ss.size()<maxx) ^ user.cpp:26:52: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if((s[poz+1]==' ' || poz+1==s.size()) && s[poz]!=' ')++cuvinte; ^ user.cpp:31:48: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if((s[poz+1]==' ' || poz+1==s.size()) && s[poz]!=' ')out<<ss<<'\n'; ^ user.cpp:34:57: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(!((s[poz+1]==' ' || poz+1==s.size()) && s[poz]!=' ')) ^ user.cpp:41:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<ss.size();++i) ^ user.cpp:58:45: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(s[poz]==' ' && poz<s.size())++poz; ^