Merge pull request #246 from AlgorithmWithGod/khj20006

[20250314] BOJ / G5 / 난로 / 권혁준

Author: ShinHeeEul

khj20006/202503/14 BOJ G5 난로.md

@@ -0,0 +1,63 @@
+```java
+
+import java.util.*;
+import java.io.*;
+
+class Main {
+	
+	// IO field
+	static BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+	static BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
+	static StringTokenizer st = new StringTokenizer("");
+
+	static void nextLine() throws Exception {st = new StringTokenizer(br.readLine());}
+	static int nextInt() throws Exception {
+		if(!st.hasMoreTokens()) nextLine();
+		return Integer.parseInt(st.nextToken());
+	}
+	static long nextLong() throws Exception {
+		if(!st.hasMoreTokens()) nextLine();
+		return Long.parseLong(st.nextToken());
+	}
+	static void bwEnd() throws Exception {bw.flush();bw.close();}
+	
+	// Additional field
+	
+	static int N, K, ans = 0;
+	static PriorityQueue<Integer> Q;
+	
+	public static void main(String[] args) throws Exception {
+			
+		ready();
+		solve();
+	
+		bwEnd();
+		
+	}
+	
+	static void ready() throws Exception{
+		
+		N = nextInt();
+		K = nextInt();
+		Q = new PriorityQueue<>();
+		int prev = nextInt(), now = 0;
+		
+		for(int i=1;i<N;i++) {
+			now = nextInt();
+			Q.offer(now-prev-1);
+			prev = now;
+		}
+		
+	}
+	
+	static void solve() throws Exception{
+		
+		ans = N;
+		for(int i=N;i>K;i--) ans += Q.poll();
+		bw.write(ans + "\n");
+		
+	}
+	
+}
+
+```