Compilare: user.cpp: In function ‘int main()’: user.cpp:12:16: warning: variable ‘m’ set but not used [-Wunused-but-set-variable] int z,i,x,y,d,m,a,c,si,sf; ^ user.cpp:49:14: warning: ‘a’ may be used uninitialized in this function [-Wmaybe-uninitialized] s[i+1]=v[i]-a; ^