What the f just came out of my head?? Had a sore lump in my hair and pulled this out.. it was hard as a rock. What is it

61 44

44 47

42 43

37 12

35 21

32 44

35 22

40 43

46 42

60 12

40 44

19 12

93 28

32 42

27 22

27 12