[20250924] BOJ / G5 / Sunny Days / 권혁준

Author: oncsr

khj20006/202509/24 BOJ G5 Sunny Days.md

@@ -0,0 +1,85 @@
+```java
+import java.io.*;
+import java.util.*;
+
+class IOController {
+	BufferedReader br;
+	BufferedWriter bw;
+	StringTokenizer st;
+
+	public IOController() {
+		br = new BufferedReader(new InputStreamReader(System.in));
+		bw = new BufferedWriter(new OutputStreamWriter(System.out));
+		st = new StringTokenizer("");
+	}
+
+	String nextLine() throws Exception {
+		String line = br.readLine();
+		st = new StringTokenizer(line);
+		return line;
+	}
+
+	String nextToken() throws Exception {
+		while (!st.hasMoreTokens())
+			nextLine();
+		return st.nextToken();
+	}
+
+	int nextInt() throws Exception {
+		return Integer.parseInt(nextToken());
+	}
+
+	long nextLong() throws Exception {
+		return Long.parseLong(nextToken());
+	}
+
+	double nextDouble() throws Exception {
+		return Double.parseDouble(nextToken());
+	}
+
+	void close() throws Exception {
+		bw.flush();
+		bw.close();
+	}
+
+	void write(String content) throws Exception {
+		bw.write(content);
+	}
+
+}
+
+public class Main {
+
+	static IOController io;
+
+	//
+
+	static int N;
+	static int[] a, l, r;
+
+	public static void main(String[] args) throws Exception {
+
+		io = new IOController();
+
+		N = io.nextInt();
+		a = new int[N+2];
+		for(int i=1;i<=N;i++) a[i] = io.nextToken().equals("S") ? 1 : 0;
+
+		l = new int[N+2];
+		for(int i=1;i<=N;i++) l[i] = a[i] == 1 ? l[i-1] + 1 : 0;
+		r = new int[N+2];
+		for(int i=N;i>=1;i--) r[i] = a[i] == 1 ? r[i+1] + 1 : 0;
+
+		int ans = 0;
+		for(int i=1;i<=N;i++) {
+			if(a[i] == 0) ans = Math.max(ans, l[i-1] + r[i+1] + 1);
+			else ans = Math.max(ans, Math.max(l[i-1], r[i+1]));
+		}
+		io.write(ans + "\n");
+
+		io.close();
+
+	}
+
+}
+```