목록Python (142)

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백준 GOLD 4 [10830번] 행렬 제곱 {언어 : Python}

문제 링크https://www.acmicpc.net/problem/10830정답 코드import sysinput = sys.stdin.readlinen, b = map(int, input().split())matrix = [list(map(int, input().split())) for _ in range(n)]optimization = dict()# matrix의 원소가 1000이하이기 때문에 처음부터 걸러준다.for i in range(n): for j in range(n): matrix[i][j] %= 1000optimization[1] = matrix# cal = calculationdef cal(leftM, rightM): newM = [[0] * n for _ in ra..
알고리즘/풀었지만 다시 보기 2025. 2. 4. 17:23
백준 GOLD 5 [12865번] 평범한 배낭 {언어 : Python} [다시 풀어 보기]

문제 링크https://www.acmicpc.net/problem/12865정답 코드import sysinput = sys.stdin.readlinen, k = map(int, input().split())dp = [[0] * (k+1) for _ in range(n+1)]for i in range(1, n+1): w, v = map(int, input().split()) for j in range(1, k+1): if j >= w: dp[i][j] = max(v+dp[i-1][j-w], dp[i-1][j]) else: dp[i][j] = dp[i-1][j]print(dp[n][k])풀이 방법DP 배열의 의미:dp[i][j]dp[..
알고리즘/다시 풀어 보기 2025. 1. 24. 15:13
코드트리 | HashMap / 순서를 바꾸었을 때 같은 단어 그룹화하기 {언어 : Python} [가장 작은 시공간복잡도]

문제 링크https://www.codetree.ai/trails/complete/curated-cards/challenge-group-same-word/description Code Tree | Learning to Code with ConfidenceA super-comprehensive, meticulously arranged Coding Learning Curriculum engineered by Algorithm Experts composed of former International Olympiad in Informatics (IOI) medalists.www.codetree.ai정답 코드import sysinput = sys.stdin.readlinen = int(input())words = ..
알고리즘/풀었지만 다시 보기 2025. 1. 17. 17:09
코드트리 | HashMAP / 원소의 합이 0 {언어 : Python}

문제 링크https://www.codetree.ai/trails/complete/curated-cards/challenge-the-sum-of-the-elements-is-0/description Code Tree | Learning to Code with ConfidenceA super-comprehensive, meticulously arranged Coding Learning Curriculum engineered by Algorithm Experts composed of former International Olympiad in Informatics (IOI) medalists.www.codetree.ai내 코드n = int(input())A = list(map(int, input().split(..
알고리즘/풀었지만 다시 보기 2025. 1. 16. 14:20
코드트리 | HashMap / 자주 등장한 top k 숫자 {언어 : Python}

문제 링크https://www.codetree.ai/trails/complete/curated-cards/challenge-top-k-frequent-elements/description Code Tree | Learning to Code with ConfidenceA super-comprehensive, meticulously arranged Coding Learning Curriculum engineered by Algorithm Experts composed of former International Olympiad in Informatics (IOI) medalists.www.codetree.ai정답 코드n, k = map(int, input().split())arr = list(map(int, ..
알고리즘 2025. 1. 15. 17:49
코드트리 | HashMap / 세 수의 합 {언어 : Python}

문제 링크https://www.codetree.ai/trails/complete/curated-cards/challenge-sum-of-three-num/description Code Tree | Learning to Code with ConfidenceA super-comprehensive, meticulously arranged Coding Learning Curriculum engineered by Algorithm Experts composed of former International Olympiad in Informatics (IOI) medalists.www.codetree.ai내 코드n, k = map(int, input().split())arr = list(map(int, input()...
알고리즘/풀었지만 다시 보기 2025. 1. 14. 23:17
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