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Problem Solving/BAEKJOON

[baekjoon]python #10815 ์ˆซ์ž ์นด๋“œ

by DevIseo 2023. 7. 16.

[baekjoon]python #10815 ์ˆซ์ž ์นด๋“œ3

https://www.acmicpc.net/problem/10815

 

10815๋ฒˆ: ์ˆซ์ž ์นด๋“œ

์ฒซ์งธ ์ค„์— ์ƒ๊ทผ์ด๊ฐ€ ๊ฐ€์ง€๊ณ  ์žˆ๋Š” ์ˆซ์ž ์นด๋“œ์˜ ๊ฐœ์ˆ˜ N(1 ≤ N ≤ 500,000)์ด ์ฃผ์–ด์ง„๋‹ค. ๋‘˜์งธ ์ค„์—๋Š” ์ˆซ์ž ์นด๋“œ์— ์ ํ˜€์žˆ๋Š” ์ •์ˆ˜๊ฐ€ ์ฃผ์–ด์ง„๋‹ค. ์ˆซ์ž ์นด๋“œ์— ์ ํ˜€์žˆ๋Š” ์ˆ˜๋Š” -10,000,000๋ณด๋‹ค ํฌ๊ฑฐ๋‚˜ ๊ฐ™๊ณ , 10,

www.acmicpc.net

import sys
input = sys.stdin.readline

N = int(input())
# in ์ˆ˜ํ–‰์‹œ list๋ณด๋‹ค set์ด ๋” ๋นจ๋ฆฌ ๋™์ž‘
# in ์ˆ˜ํ–‰ ์‹œ ๋ชจ๋“  ์š”์†Œ๋ฅผ ์ฒ˜์Œ๋ถ€ํ„ฐ ๊ฒ€์‚ฌํ•˜๋ฉด์„œ ์›์†Œ๋ฅผ ์ฐพ๋Š” list ๋Š” O(n)์˜ ์‹œ๊ฐ„๋ณต์žก๋„๋ฅผ ๊ฐ€์ง€๊ณ ,
  ํ•ด์‹œ๋กœ ๊ตฌํ˜„๋œ set์€ ์ตœ์†Œ O(1)์˜ ์‹œ๊ฐ„๋ณต์žก๋„๋ฅผ ๊ฐ€์ ธ ์ผ๋ฐ˜์ ์œผ๋กœ ๋” ๋นจ๋ฆฌ ๋™์ž‘ํ•˜๊ธฐ ๋•Œ๋ฌธ
cards = set(map(int,input().split(' ')))

M = int(input())
arr = list(map(int,input().split(' ')))

answer = [0 for _ in range(M)]

for i in range(len(arr)):
    if arr[i] in cards:
        answer[i] +=1

print(*answer)

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