Codeforces Round 201 (Div. 1)

Solutions for Codeforces Round 201 (Div. 1) (contest 346). 1/1 problems verified against sample I/O. Difficulty range: 1600-1600.

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Codeforces Round 201 (Div. 1)

Type: Div. 1 | Problems: 1 | Verified: 1/1 | Rating range: 1600-1600 | Time: 3m 49s

Problem	Name	Rating	Tags	Solve Time	Verified
A	Alice and Bob	1600	games, math, number-theory	3m 49s	✓

Practice › Codeforces Solutions › Codeforces Round 201 (Div. 1) ›

CF 346A - Alice and Bob

We start with a collection of distinct integers. On each move, the current player picks any two numbers from the set and inserts their absolute difference, but only if that difference is not already present.