Iter #50: tensor([-0.5603], device='cuda:0', grad_fn=<DivBackward0>)
Iter #100: tensor([-0.7283], device='cuda:0', grad_fn=<DivBackward0>)
Iter #150: tensor([-0.9151], device='cuda:0', grad_fn=<DivBackward0>)
Iter #200: tensor([-1.0243], device='cuda:0', grad_fn=<DivBackward0>)
Iter #250: tensor([-1.0510], device='cuda:0', grad_fn=<DivBackward0>)
Iter #300: tensor([-1.0414], device='cuda:0', grad_fn=<DivBackward0>)
Iter #350: tensor([-1.0511], device='cuda:0', grad_fn=<DivBackward0>)
Iter #400: tensor([-1.0173], device='cuda:0', grad_fn=<DivBackward0>)
