Compilare: user.cpp: In function ‘void citire()’: user.cpp:15:9: warning: unused variable ‘p’ [-Wunused-variable] int p=1; ^ user.cpp: In function ‘void rezA()’: user.cpp:31:19: warning: left operand of comma operator has no effect [-Wunused-value] for(int i=1; i<=n, p<=n; i++) ^