Question 61
Find the remainder when $30! - 1$ is divided by $930$.
MathNet 2017-part-04 — 176 problems (EN–VI) Question 61
Math Olympiad Vault · MathNet 2017-part-04 — 176 problems (EN–VI)
Math Olympiad Vault · MathNet 2017-part-04 — 176 problems (EN–VI)