From e42304af8d51f8928c68a59a02b4691f340e06e4 Mon Sep 17 00:00:00 2001 From: Jinyeong Seol Date: Sun, 16 Nov 2025 23:50:54 +0900 Subject: [PATCH] =?UTF-8?q?[20251116]=20BOJ=20/=20G5=20/=20=EC=95=84?= =?UTF-8?q?=EC=9A=B0=EC=9C=BC=20=EC=9A=B0=EC=95=84=EC=9C=BC=EC=9D=B4?= =?UTF-8?q?=EC=95=BC!!=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 --- ...\354\235\264\354\225\274!!.md\342\200\216" | 41 +++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 "Seol-JY/202511/16 BOJ G5 \354\225\204\354\232\260\354\234\274 \354\232\260\354\225\204\354\234\274\354\235\264\354\225\274!!.md\342\200\216" diff --git "a/Seol-JY/202511/16 BOJ G5 \354\225\204\354\232\260\354\234\274 \354\232\260\354\225\204\354\234\274\354\235\264\354\225\274!!.md\342\200\216" "b/Seol-JY/202511/16 BOJ G5 \354\225\204\354\232\260\354\234\274 \354\232\260\354\225\204\354\234\274\354\235\264\354\225\274!!.md\342\200\216" new file mode 100644 index 00000000..5683c7b5 --- /dev/null +++ "b/Seol-JY/202511/16 BOJ G5 \354\225\204\354\232\260\354\234\274 \354\232\260\354\225\204\354\234\274\354\235\264\354\225\274!!.md\342\200\216" @@ -0,0 +1,41 @@ +```java +import java.io.*; +import java.util.*; + +public class Main { + public static void main(String[] args) throws IOException { + BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); + + int n = Integer.parseInt(br.readLine()); + + if (n == 0) { + System.out.println(0); + return; + } + + StringTokenizer st = new StringTokenizer(br.readLine()); + int currentStart = Integer.parseInt(st.nextToken()); + int currentEnd = Integer.parseInt(st.nextToken()); + + int totalLength = 0; + + for (int i = 1; i < n; i++) { + st = new StringTokenizer(br.readLine()); + int x = Integer.parseInt(st.nextToken()); + int y = Integer.parseInt(st.nextToken()); + + if (x <= currentEnd) { + currentEnd = Math.max(currentEnd, y); + } else { + totalLength += (currentEnd - currentStart); + currentStart = x; + currentEnd = y; + } + } + + totalLength += (currentEnd - currentStart); + + System.out.println(totalLength); + } +} +```