Compilare: user.cpp: In function ‘int main()’: user.cpp:14:9: warning: unused variable ‘ii’ [-Wunused-variable] int i,j,ii,jj,si=0,sj=0,s=0,slin=0,scol=0; ^ user.cpp:14:12: warning: unused variable ‘jj’ [-Wunused-variable] int i,j,ii,jj,si=0,sj=0,s=0,slin=0,scol=0; ^ user.cpp:14:15: warning: unused variable ‘si’ [-Wunused-variable] int i,j,ii,jj,si=0,sj=0,s=0,slin=0,scol=0; ^ user.cpp:14:20: warning: unused variable ‘sj’ [-Wunused-variable] int i,j,ii,jj,si=0,sj=0,s=0,slin=0,scol=0; ^