Compilare: user.cpp: In function ‘int main()’: user.cpp:24:10: warning: unused variable ‘dok’ [-Wunused-variable] long dok,o,i,j,n,contor=0,ok=1,felinar[5002]; ^~~ user.cpp:24:14: warning: unused variable ‘o’ [-Wunused-variable] long dok,o,i,j,n,contor=0,ok=1,felinar[5002]; ^ user.cpp:24:31: warning: unused variable ‘ok’ [-Wunused-variable] long dok,o,i,j,n,contor=0,ok=1,felinar[5002]; ^~