Compilare: user.cpp: In function ‘int main()’: user.cpp:31:26: warning: array subscript is below array bounds [-Warray-bounds] a[i][m+2]=a[i][-1]=-1; ^ user.cpp:33:23: warning: array subscript is below array bounds [-Warray-bounds] a[n+2][i]=a[-1][i]=-1; ^ user.cpp:70:29: warning: ‘m2’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(v2<m2) ^ user.cpp:69:30: warning: ‘m1’ may be used uninitialized in this function [-Wmaybe-uninitialized] else if(v1==m1) ^ user.cpp:53:15: warning: ‘y2’ may be used uninitialized in this function [-Wmaybe-uninitialized] q[u][1]=y2; ^ user.cpp:52:17: warning: ‘x2’ may be used uninitialized in this function [-Wmaybe-uninitialized] q[++u][0]=x2; ^ user.cpp:36:15: warning: ‘y1’ may be used uninitialized in this function [-Wmaybe-uninitialized] q[u][1]=y1; ^ user.cpp:35:17: warning: ‘x1’ may be used uninitialized in this function [-Wmaybe-uninitialized] q[++u][0]=x1; ^