Compilare: user.cpp: In function ‘int main()’: user.cpp:63:29: warning: unused variable ‘nr’ [-Wunused-variable] int g,xg1,yg1,xg,yg,nr=0,q,w; ^ user.cpp:63:34: warning: unused variable ‘q’ [-Wunused-variable] int g,xg1,yg1,xg,yg,nr=0,q,w; ^ user.cpp:63:36: warning: unused variable ‘w’ [-Wunused-variable] int g,xg1,yg1,xg,yg,nr=0,q,w; ^ user.cpp:101:26: warning: ‘jurm’ may be used uninitialized in this function [-Wmaybe-uninitialized] d[3]=a[iurm][jurm+1]; ^ user.cpp:101:28: warning: ‘iurm’ may be used uninitialized in this function [-Wmaybe-uninitialized] d[3]=a[iurm][jurm+1]; ^