Compilare: user.cpp: In function ‘long int suma(int)’: user.cpp:15:12: warning: ‘s’ may be used uninitialized in this function [-Wmaybe-uninitialized] return s; ^ user.cpp: In function ‘int main()’: user.cpp:12:19: warning: ‘s’ may be used uninitialized in this function [-Wmaybe-uninitialized] s=s+(x%10); ^ user.cpp:9:10: note: ‘s’ was declared here long s; ^