From ee2c48d3685dada7ee0e561b670873983421b1f2 Mon Sep 17 00:00:00 2001 From: JHLEE325 <82587652+JHLEE325@users.noreply.github.com> Date: Wed, 24 Sep 2025 08:07:11 +0900 Subject: [PATCH] =?UTF-8?q?[20250924]=20BOJ=20/=20G5=20/=20=ED=95=A9=20?= =?UTF-8?q?=EB=B6=84=ED=95=B4=20/=20=EC=9D=B4=EC=A4=80=ED=9D=AC?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ... \355\225\251 \353\266\204\355\225\264.md" | 34 +++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 "JHLEE325/202509/24 BOJ G5 \355\225\251 \353\266\204\355\225\264.md" diff --git "a/JHLEE325/202509/24 BOJ G5 \355\225\251 \353\266\204\355\225\264.md" "b/JHLEE325/202509/24 BOJ G5 \355\225\251 \353\266\204\355\225\264.md" new file mode 100644 index 00000000..3a8367f3 --- /dev/null +++ "b/JHLEE325/202509/24 BOJ G5 \355\225\251 \353\266\204\355\225\264.md" @@ -0,0 +1,34 @@ +```java +import java.io.*; +import java.util.*; + +public class Main { + static final int mod = 1000000000; + + 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 j = 0; j <= n; j++) { + dp[1][j] = 1; + } + + for (int i = 1; i <= k; i++) { + dp[i][0] = 1; + } + + for (int i = 2; i <= k; i++) { + for (int j = 1; j <= n; j++) { + dp[i][j] = dp[i - 1][j] + dp[i][j - 1]; + if (dp[i][j] >= mod) dp[i][j] = dp[i][j] % mod; + } + } + + System.out.println(dp[k][n]); + } +} +```