[BaekJoon] 1620 ๋‚˜๋Š”์•ผ ํฌ์ผ“๋ชฌ ๋งˆ์Šคํ„ฐ ์ด๋‹ค์†œ

2022. 4. 15. 10:06ยท๐Ÿ’ฏ CodingTest/BaekJoon

โ–ถ ๋ฌธ์ œ :

 

๋”๋ณด๊ธฐ

https://www.acmicpc.net/problem/1620

 

โ–ถ ์ฝ”๋“œ :

 

n, m = map(int, input().split())

numToName = {}
nameToNum = {}
question = []

nums = ['0','1','2','3','4','5','6','7','8','9']

for i in range(1,n+1):
    data = input()
    numToName[i] = data
    nameToNum[data.lower()] = i

for i in range(m):
    question.append(input().lower())

for q in question:
    if q[0] in nums:
        print(numToName[int(q)])
    else:
        print(nameToNum[q.lower()])

 

โ–ถ ๋ฌธ์ œ ํ’€์ด : 

 

1. ์ดˆ๊ธฐ ์ž…๋ ฅ์„ ๋ฐ›์•„ ๊ฐ๊ฐ ํ‚ค, ๊ฐ’์„ ์ด๋ฆ„ : ๋ฒˆํ˜ธ, ๋ฒˆํ˜ธ : ์ด๋ฆ„ ์„ ๊ฐ€์ง€๋Š” Dictionary 2๊ฐœ๋ฅผ ์ƒ์„ฑํ•˜์˜€๋‹ค. 

2. ์ดํ›„ ๊ฐ๊ฐ์˜ question์ด ์ˆซ์ž๊ฐ€ ํฌํ•จ๋œ ๊ฒฝ์šฐ์™€ ์•„๋‹Œ ๊ฒฝ์šฐ๋ฅผ ํŒ๋‹จํ•ด Dictionary ์ฐธ์กฐ๋ฅผ ํ•ด์ฃผ์—ˆ๋‹ค.

 

=> Dictionary๋Š” ํ•ด์‹ฑ์„ ์‚ฌ์šฉํ•ด ์ฐธ์กฐ ์†๋„๊ฐ€ ๋น ๋ฅด๊ธฐ์— ์ด์šฉํ•˜์˜€๋‹ค.

'๐Ÿ’ฏ CodingTest > BaekJoon' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€

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