Borderou de evaluare (job #160596)

Compilare: user.cpp: In function ‘long unsigned int divizor(long unsigned int)’: user.cpp:9:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:18:11: warning: ‘a’ may be used uninitialized in this function [-Wuninitialized] user.cpp: In function ‘int main()’: user.cpp:18:11: warning: ‘a’ may be used uninitialized in this function [-Wuninitialized] user.cpp:8:13: note: ‘a’ was declared here user.cpp:18:11: warning: ‘a’ may be used uninitialized in this function [-Wuninitialized] user.cpp:8:13: note: ‘a’ was declared here