The magnetized steel and non-magnetized iron rods are the same in appearance. Suggest a way to determine

The magnetized steel and non-magnetized iron rods are the same in appearance. Suggest a way to determine, without using any devices other than these two rods, which of the rods is a magnet.

To find out which of the rods is magnetized, you need to touch the middle of the other rod with one end of the rod, then the rod that is attracted is not magnetized.

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