Compilare: main.cpp: In function 'int cautbinar2(int)': main.cpp:42:12: warning: 'nr' may be used uninitialized in this function [-Wmaybe-uninitialized] return nr; ^~ main.cpp: In function 'int cautbinar3(int)': main.cpp:59:12: warning: 'nr' may be used uninitialized in this function [-Wmaybe-uninitialized] return nr; ^~ main.cpp: In function 'int main()': main.cpp:75:38: warning: 'nr' may be used uninitialized in this function [-Wmaybe-uninitialized] fout << cautbinar3(x) << '\n'; ^~~~ main.cpp:73:38: warning: 'nr' may be used uninitialized in this function [-Wmaybe-uninitialized] fout << cautbinar2(x) << '\n'; ^~~~