# Codeblock 3 Outputoriginal      : torch.Size([1, 3, 224, 224])after conv1   : torch.Size([1, 64, 224, 224])after maxpool : torch.Size([1, 64, 112, 112])after conv2   : torch.Size([1, 256, 112, 112])after maxpool : torch.Size([1, 256, 56, 56])after conv3   : torch.Size([1, 512, 56, 56])after maxpool : torch.Size([1, 512, 28, 28])after conv4   : torch.Size([1, 1024, 28, 28])after maxpool : torch.Size([1, 1024, 14, 14])after conv5   : torch.Size([1, 2048, 14, 14])after maxpool : torch.Size([1, 2048, 7, 7])