Compilare: user.cpp: In function ‘void lee(int (*)[101], int, int)’: user.cpp:23:25: warning: unused variable ‘j’ [-Wunused-variable] int xx,yy,x,y,p,u,i,j; ^ user.cpp: In function ‘int main()’: user.cpp:101:29: warning: ‘My’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<M+1<<' '<<Mx<<' '<<My; ^ user.cpp:101:18: warning: ‘Mx’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<M+1<<' '<<Mx<<' '<<My; ^ user.cpp:87:17: warning: ‘jy’ may be used uninitialized in this function [-Wmaybe-uninitialized] lee(J,jx,jy); ^ user.cpp:87:17: warning: ‘jx’ may be used uninitialized in this function [-Wmaybe-uninitialized] user.cpp:86:17: warning: ‘ry’ may be used uninitialized in this function [-Wmaybe-uninitialized] lee(r,rx,ry); ^ user.cpp:86:17: warning: ‘rx’ may be used uninitialized in this function [-Wmaybe-uninitialized]