Compilare: user.cpp: In function ‘int main()’: user.cpp:9:45: warning: unused variable ‘jj’ [-Wunused-variable] int a[105][105],xx,yy,dm,dm2=0,n,i,j,ii,jj,b[105*105],k,nr,x1,y1; ^ user.cpp:59:33: warning: ‘y1’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<dm2<<'\n'<<x1<<" "<<y1; ^ user.cpp:59:22: warning: ‘x1’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<dm2<<'\n'<<x1<<" "<<y1; ^