Compilare: user.cpp: In function ‘int main()’: user.cpp:46:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<=strlen(s)-1;j++) ^ user.cpp: In function ‘void scadere(int*)’: user.cpp:28:11: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] int i,poz; ^