Codeforces Round 477 (rated, Div. 2, based on VK Cup 2018 Round 3)
2 problems from Codeforces Round 477 (rated, Div. 2, based on VK Cup 2018 Round 3) (contest 967), difficulty 1000-1100. 1/2 solutions verified against sample I/O.
Codeforces Round 477 (rated, Div. 2, based on VK Cup 2018 Round 3)
Div. 2 | 2 problems | 1/2 verified | Difficulty 1000-1100 | 1m 55s
| # | Problem | Rating | Tags | Accepted | Time | ✓ |
|---|---|---|---|---|---|---|
| A | Mind the Gap | 1100 | implementation | 4,641 | 27s | |
| B | Watering System | 1000 | math, sortings | 7,885 | 1m 28s | ✓ |
Practice
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Codeforces Solutions
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Codeforces Round 477 (rated, Div. 2, based on VK Cup 2018 Round 3)
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CF 967B - Watering System
We are given a system of pipe holes, each hole having a fixed size that determines how much water it can drain when water is poured into the system. Arkady pours a fixed amount of water, but only one hole, the first one, is considered useful to him.
Practice
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Codeforces Solutions
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Codeforces Round 477 (rated, Div. 2, based on VK Cup 2018 Round 3)
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CF 967A - Mind the Gap
We are given a timeline of scheduled landings, each occupying exactly one minute, already sorted in increasing order. We must insert one additional event, a takeoff that also lasts one minute, into this timeline. The key restriction is safety spacing.