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MathNet 2025 — 50 problems — Part 01 Question 5

Math Olympiad Vault · MathNet 2025 — 50 problems — Part 01

Question 5

Let $\lfloor z\rfloor$ denote the greatest integer less than or equal to $z$. Compute
$$
\sum_{j = -1000}^{1000} \left\lfloor \frac{2025}{j + 0.5} \right\rfloor.
$$