Compilare: user.cpp: In function ‘int main()’: user.cpp:10:15: warning: unused variable ‘w’ [-Wunused-variable] int m,n,p,w=0,z,i,j,x[701][701],d,nr=0,nr1=0,q,maxx,maxxx=0; ^ user.cpp:10:50: warning: unused variable ‘q’ [-Wunused-variable] int m,n,p,w=0,z,i,j,x[701][701],d,nr=0,nr1=0,q,maxx,maxxx=0; ^