From 740e02255b924ebdeed48ecb7e661e07ab364857 Mon Sep 17 00:00:00 2001 From: lkhyun <102892446+lkhyun@users.noreply.github.com> Date: Thu, 3 Jul 2025 23:16:20 +0900 Subject: [PATCH 1/2] =?UTF-8?q?[20250703]=20BOJ=20/=20G3=20/=20=EB=91=90?= =?UTF-8?q?=20=EB=B0=B0=EC=97=B4=EC=9D=98=20=ED=95=A9=20/=20=EC=9D=B4?= =?UTF-8?q?=EA=B0=95=ED=98=84?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ...0\354\227\264\354\235\230 \355\225\251.md" | 65 +++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 "lkhyun/202507/03 BOJ G3 \353\221\220 \353\260\260\354\227\264\354\235\230 \355\225\251.md" diff --git "a/lkhyun/202507/03 BOJ G3 \353\221\220 \353\260\260\354\227\264\354\235\230 \355\225\251.md" "b/lkhyun/202507/03 BOJ G3 \353\221\220 \353\260\260\354\227\264\354\235\230 \355\225\251.md" new file mode 100644 index 00000000..25208d2d --- /dev/null +++ "b/lkhyun/202507/03 BOJ G3 \353\221\220 \353\260\260\354\227\264\354\235\230 \355\225\251.md" @@ -0,0 +1,65 @@ +```java +import java.util.*; +import java.io.*; + +public class Main{ + static BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); + static BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out)); + static StringTokenizer st; + static int T; + static int N,M; + static long[][] dp; + static long count; + + public static void main(String[] args) throws Exception{ + T = Integer.parseInt(br.readLine()); + N = Integer.parseInt(br.readLine()); + int[] A = new int[N]; + st = new StringTokenizer(br.readLine()); + for (int i = 0; i < N; i++) { + A[i] = Integer.parseInt(st.nextToken()); + } + + M = Integer.parseInt(br.readLine()); + int[] B = new int[M]; + st = new StringTokenizer(br.readLine()); + for (int i = 0; i < M; i++) { + B[i] = Integer.parseInt(st.nextToken()); + } + + dp = new long[N][N]; + Map m = new HashMap<>(); + for (int i = 0; i < N; i++) { + for (int j = 0; i+j < N; j++) { + if(i == 0){ + dp[j][j] = A[j]; + }else{ + dp[j][i+j] = dp[j][i+j-1] + A[i+j]; + } + long target = T - dp[j][i+j]; + m.put(target, m.getOrDefault(target,0)+1); + } + } + + count = 0; + dp = new long[M][M]; + for (int i = 0; i < M; i++) { + for (int j = 0; i+j < M; j++) { + if(i == 0){ + dp[j][j] = B[j]; + }else{ + dp[j][i+j] = dp[j][i+j-1] + B[i+j]; + } + Integer target = m.get(dp[j][i+j]); + if(target != null){ + count += target; + } + } + } + + bw.write(count + ""); + bw.close(); + } + +} +``` From 6d5e78c71f2928aac8304cca08ca9af15e7309a0 Mon Sep 17 00:00:00 2001 From: lkhyun <102892446+lkhyun@users.noreply.github.com> Date: Thu, 3 Jul 2025 23:17:04 +0900 Subject: [PATCH 2/2] =?UTF-8?q?[20250703]=20BOJ=20/=20G3=20/=20=EB=91=90?= =?UTF-8?q?=20=EB=B0=B0=EC=97=B4=EC=9D=98=20=ED=95=A9=20/=20=EC=9D=B4?= =?UTF-8?q?=EA=B0=95=ED=98=84?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ...\221\220 \353\260\260\354\227\264\354\235\230 \355\225\251.md" | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename "lkhyun/202507/03 BOJ G3 \353\221\220 \353\260\260\354\227\264\354\235\230 \355\225\251.md" => "lkhyun/202507/3 BOJ G3 \353\221\220 \353\260\260\354\227\264\354\235\230 \355\225\251.md" (100%) diff --git "a/lkhyun/202507/03 BOJ G3 \353\221\220 \353\260\260\354\227\264\354\235\230 \355\225\251.md" "b/lkhyun/202507/3 BOJ G3 \353\221\220 \353\260\260\354\227\264\354\235\230 \355\225\251.md" similarity index 100% rename from "lkhyun/202507/03 BOJ G3 \353\221\220 \353\260\260\354\227\264\354\235\230 \355\225\251.md" rename to "lkhyun/202507/3 BOJ G3 \353\221\220 \353\260\260\354\227\264\354\235\230 \355\225\251.md"