Compilare: main.cpp: In function 'int main()': main.cpp:40:20: warning: 'b' may be used uninitialized in this function [-Wmaybe-uninitialized] fout<<a<<' '<<b; ^ main.cpp:40:14: warning: 'a' may be used uninitialized in this function [-Wmaybe-uninitialized] fout<<a<<' '<<b; ^~~ main.cpp:35:14: warning: 'p' may be used uninitialized in this function [-Wmaybe-uninitialized] a=p+1; ~^~~~