From a4de5a9077dc7a952d984eabcbd59c738bd8a7bb Mon Sep 17 00:00:00 2001 From: Jinyeong Seol Date: Wed, 3 Dec 2025 23:51:21 +0900 Subject: [PATCH] =?UTF-8?q?[20251203]=20BOJ=20/=20G5=20/=20=ED=95=A9?= =?UTF-8?q?=EB=B6=84=ED=95=B4=20/=20=EC=84=A4=EC=A7=84=EC=98=81?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Implement dynamic programming solution for the 합분해 problem. --- ...51\353\266\204\355\225\264.md\342\200\216" | 32 +++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 "Seol-JY/202512/03 BOJ G5 \355\225\251\353\266\204\355\225\264.md\342\200\216" diff --git "a/Seol-JY/202512/03 BOJ G5 \355\225\251\353\266\204\355\225\264.md\342\200\216" "b/Seol-JY/202512/03 BOJ G5 \355\225\251\353\266\204\355\225\264.md\342\200\216" new file mode 100644 index 00000000..f8d237c3 --- /dev/null +++ "b/Seol-JY/202512/03 BOJ G5 \355\225\251\353\266\204\355\225\264.md\342\200\216" @@ -0,0 +1,32 @@ +```java + +import java.io.*; +import java.util.*; + +public class Main { + static final int MOD = 1_000_000_000; + + public static void main(String[] args) throws IOException { + BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); + StringTokenizer st = new StringTokenizer(br.readLine()); + + int N = Integer.parseInt(st.nextToken()); + int K = Integer.parseInt(st.nextToken()); + + int[][] dp = new int[K + 1][N + 1]; + + for (int n = 0; n <= N; n++) { + dp[1][n] = 1; + } + + for (int k = 2; k <= K; k++) { + dp[k][0] = 1; + for (int n = 1; n <= N; n++) { + dp[k][n] = (dp[k][n - 1] + dp[k - 1][n]) % MOD; + } + } + + System.out.println(dp[K][N]); + } +} +```