Compilare: main.cpp: In function 'int main()': main.cpp:25:32: warning: 'b' may be used uninitialized [-Wmaybe-uninitialized] 25 | fout << cmmdc(a, b) << '\n'; | ^~~~ main.cpp:24:22: note: 'b' was declared here 24 | long long a, b; | ^ main.cpp:25:32: warning: 'a' may be used uninitialized [-Wmaybe-uninitialized] 25 | fout << cmmdc(a, b) << '\n'; | ^~~~ main.cpp:24:19: note: 'a' was declared here 24 | long long a, b; | ^