Compilare: user.cpp: In function ‘int main()’: user.cpp:39:6: warning: unused variable ‘m’ [-Wunused-variable] int m,i,j,x,y,newx,newy,x0,y0,ii,jj,distmin,nrdistmin,minv; ^ user.cpp:39:12: warning: unused variable ‘x’ [-Wunused-variable] int m,i,j,x,y,newx,newy,x0,y0,ii,jj,distmin,nrdistmin,minv; ^ user.cpp:39:14: warning: unused variable ‘y’ [-Wunused-variable] int m,i,j,x,y,newx,newy,x0,y0,ii,jj,distmin,nrdistmin,minv; ^ user.cpp:39:16: warning: unused variable ‘newx’ [-Wunused-variable] int m,i,j,x,y,newx,newy,x0,y0,ii,jj,distmin,nrdistmin,minv; ^ user.cpp:39:21: warning: unused variable ‘newy’ [-Wunused-variable] int m,i,j,x,y,newx,newy,x0,y0,ii,jj,distmin,nrdistmin,minv; ^ user.cpp: In function ‘int calc(int, int, int, int)’: user.cpp:82:6: warning: unused variable ‘x1’ [-Wunused-variable] int x1,x2,y1,y2,dir3,dir4,a,b; ^ user.cpp:82:9: warning: unused variable ‘x2’ [-Wunused-variable] int x1,x2,y1,y2,dir3,dir4,a,b; ^ user.cpp:82:12: warning: unused variable ‘y1’ [-Wunused-variable] int x1,x2,y1,y2,dir3,dir4,a,b; ^ user.cpp:82:15: warning: unused variable ‘y2’ [-Wunused-variable] int x1,x2,y1,y2,dir3,dir4,a,b; ^ user.cpp:82:18: warning: unused variable ‘dir3’ [-Wunused-variable] int x1,x2,y1,y2,dir3,dir4,a,b; ^ user.cpp:82:23: warning: unused variable ‘dir4’ [-Wunused-variable] int x1,x2,y1,y2,dir3,dir4,a,b; ^ user.cpp: In function ‘int parcurgere(int, int, int (*)[1005][4])’: user.cpp:97:31: warning: variable ‘dir’ set but not used [-Wunused-but-set-variable] int i,j,k,x,y,newx,newy,cost,dir; ^