class | contents |
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p |
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1 | 4 | 7 | 10 | 13 | 16 | 19 | 22 | 25 | 28 | 31 | 34 | 37 | 40 | 43 |
q |
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5 | 11 | 15 | 17 | 23 | 29 | 33 | 35 | 41 | 45 |
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s |
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2 | 6 | 8 | 14 | 18 | 20 | 24 | 26 | 32 | 38 | 42 | 44 |
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t |
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3 | 9 | 12 | 21 | 27 | 30 | 36 | 39 |
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