PUMaC 2009 · 数论（A 组） · 第 3 题
PUMaC 2009 — Number Theory (Division A) — Problem 3
题目详情
- Find the sum of all prime numbers p which satisfy 4 4 4 p = a + b + c − 3 for some primes (not necessarily distinct) a , b and c . 3 3
解析
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Original Explanation
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