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ABC_228 - TOYOTA SYSTEMS Programming Contest 2021(AtCoder Beginner Contest 228) #40

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zeikar opened this issue Nov 20, 2021 · 0 comments
Open

ABC_228 - TOYOTA SYSTEMS Programming Contest 2021(AtCoder Beginner Contest 228) #40

zeikar opened this issue Nov 20, 2021 · 0 comments
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zeikar commented Nov 20, 2021

Contest Link

https://atcoder.jp/contests/abc228

Solved problems

A, B, C, D

Brief explanations

A, B 간단. 단, A는 처음에 이해가 안되서 1번 틀림...
C: 정렬을 한 후 자신보다 300점 높은 개수를 세고 K보다 작거나 같으면 Yes 출력. 개수를 셀 때 upper bound 이용.
D: 들어갈 수 있는 자리를 map으로 예약해두고 값이 업데이트 될 때마다 제거, 자리를 찾는 건 lower bound 이용. 단, n을 넘으면 다시 0부터 채워야 하므로 2 * n 만큼을 자리 예약을 해둠.
@zeikar zeikar added the rated Rated contest label Nov 20, 2021
@zeikar zeikar self-assigned this Nov 20, 2021
zeikar added a commit that referenced this issue Nov 20, 2021
@zeikar
Add ABC 228
9849cce 
#40
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