Compilare: main.cpp: In function 'int main()': main.cpp:10:31: warning: unused variable 'mx' [-Wunused-variable] int i,j,n,m,k,l1,l2,c1,c2,mx,mn,val,nr,s,s2,rez1=0,rez2=0; ^~ main.cpp:10:34: warning: unused variable 'mn' [-Wunused-variable] int i,j,n,m,k,l1,l2,c1,c2,mx,mn,val,nr,s,s2,rez1=0,rez2=0; ^~