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19 = 4! - 4 - (4/4)

The exclamation sign signifies factorial, or (4 x 3 x 2 x 1).

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∙ 16y ago
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Ivan Beloborodyy

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∙ 5y ago
nic
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Ivan Beloborodyy

Lvl 1
∙ 5y ago
nice

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