Lemma
MediumDigits
AQuA-RAT train #33883 · Number Theory · Digits

The letters D, G, I, I , and T can be used…

The letters D, G, I, I , and T can be used to form 5-letter strings as DIGIT or DGIIT. Using these letters, how many 5-letter strings can be formed in which the two occurrences of the letter I are separated by at least one other letter?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #33883

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