Borderou de evaluare (job #303051)

Compilare: user.cpp: In function ‘int main()’: user.cpp:9:11: warning: unused variable ‘a’ [-Wunused-variable] user.cpp:9:13: warning: unused variable ‘b’ [-Wunused-variable] user.cpp:27:14: warning: ‘c2’ may be used uninitialized in this function [-Wuninitialized] user.cpp:26:13: warning: ‘c1’ may be used uninitialized in this function [-Wuninitialized] user.cpp:29:5: warning: ‘n2’ may be used uninitialized in this function [-Wuninitialized] user.cpp:29:5: warning: ‘n1’ may be used uninitialized in this function [-Wuninitialized]