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Popular Examples
10 choose 0
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10C0
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C(15,3)
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C(15,3)
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std 13,14,32,53,53,53,58,64,65,67,69,69,70,72,73
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std\:13,14,32,53,53,53,58,64,65,67,69,69,70,72,73
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12 choose 4
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12c4
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15 choose 4
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15c4
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