Programmers 2

[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค/Python] Lv 2. 2 x n ํƒ€์ผ๋ง

โญ ๋ฌธ์ œ ๋งํฌ https://school.programmers.co.kr/learn/courses/30/lessons/12900 ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค ์ฝ”๋“œ ์ค‘์‹ฌ์˜ ๊ฐœ๋ฐœ์ž ์ฑ„์šฉ. ์Šคํƒ ๊ธฐ๋ฐ˜์˜ ํฌ์ง€์…˜ ๋งค์นญ. ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค์˜ ๊ฐœ๋ฐœ์ž ๋งž์ถคํ˜• ํ”„๋กœํ•„์„ ๋“ฑ๋กํ•˜๊ณ , ๋‚˜์™€ ๊ธฐ์ˆ  ๊ถํ•ฉ์ด ์ž˜ ๋งž๋Š” ๊ธฐ์—…๋“ค์„ ๋งค์นญ ๋ฐ›์œผ์„ธ์š”. programmers.co.kr โญ ํ’€์ด ์ฝ”๋“œ # dp ์•Œ๊ณ ๋ฆฌ์ฆ˜ def solution(n): answer = 0 d = [0]*60001 d[1] = 1 d[2] = 2 for i in range(3, n+1): d[i] = (d[i-1] + d[i-2]) % 1000000007 # ๊ทœ์น™ ์ฐพ์•„์„œ ์ ํ™”์‹ ๋งŒ๋“ค๊ธฐ! return d[n]

Python/Programmers 2023.04.15

[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค/Python] Lv 2. ๋ฐฉ๋ฌธ๊ธธ์ด

โญ ๋ฌธ์ œ ๋งํฌ https://school.programmers.co.kr/learn/courses/30/lessons/49994 ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค ์ฝ”๋“œ ์ค‘์‹ฌ์˜ ๊ฐœ๋ฐœ์ž ์ฑ„์šฉ. ์Šคํƒ ๊ธฐ๋ฐ˜์˜ ํฌ์ง€์…˜ ๋งค์นญ. ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค์˜ ๊ฐœ๋ฐœ์ž ๋งž์ถคํ˜• ํ”„๋กœํ•„์„ ๋“ฑ๋กํ•˜๊ณ , ๋‚˜์™€ ๊ธฐ์ˆ  ๊ถํ•ฉ์ด ์ž˜ ๋งž๋Š” ๊ธฐ์—…๋“ค์„ ๋งค์นญ ๋ฐ›์œผ์„ธ์š”. programmers.co.kr โญ ํ’€์ด ์ฝ”๋“œ def solution(dirs): answer = set() # set์„ ํ†ตํ•ด ์ค‘๋ณต ์ œ๊ฑฐ x, y = 0, 0 # ํ˜„์žฌ ์ขŒํ‘œ udrl = {"U":(0,1), "D":(0,-1), "R":(1,0), "L":(-1,0)} for d in dirs: dx, dy = udrl[d] # ์ด๋™ํ•ด์•ผํ•˜๋Š” ์ขŒํ‘œ nx = x + dx ny = y + dy if (-5

Python/Programmers 2023.04.15