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MathNet 2024 — batch of 27 questions Question 14

Math Olympiad Vault · MathNet 2024 — batch of 27 questions

Question 14

Compute
$$
\sum_{i=1}^{4} \sum_{t=1}^{4} \sum_{e=1}^{4}\left\lfloor\frac{i t e}{5}\right\rfloor
$$