Compilare: user.cpp: In function ‘long long int Ecuatie1(char*)’: user.cpp:35:10: warning: statement has no effect [-Wunused-value] for(i;i<a[i];) ^ user.cpp:9:43: warning: variable ‘lg’ set but not used [-Wunused-but-set-variable] int i,numar,numarx,x,numar1,numarx1,j,lg; ^ user.cpp: In function ‘long long int Ecuatie2(char*)’: user.cpp:104:10: warning: statement has no effect [-Wunused-value] for(i;b[i];) ^ user.cpp:70:80: warning: variable ‘lg’ set but not used [-Wunused-but-set-variable] long long ax,bx,c,delta,i,x=0,ax1,bx1,c1,radacina1,radacina2,radical,cnt,j,lg; ^