epoch: 25  Loss: 0.0 %
output : tensor([[-21.6479, -24.8251,  46.5167],
[ -7.8592, -16.6111,  24.4777]], device=‘cuda:0’)
target :   tensor([2, 2], device=‘cuda:0’)
In terms of value, the answer is correct.
Because it is correct, loss is marked as zero.
So learning is not going on.
thank you, everything