Merge pull request #1351 from AlgorithmWithGod/JHLEE325

[20251108] BOJ / G5 / 기타 레슨 / 이준희

Author: ShinHeeEul

JHLEE325/202511/08 BOJ G5 기타 레슨.md

@@ -0,0 +1,54 @@
+```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));
+        StringTokenizer st = new StringTokenizer(br.readLine());
+        int N = Integer.parseInt(st.nextToken());
+        int M = Integer.parseInt(st.nextToken());
+
+        int[] lectures = new int[N];
+        long sum = 0;
+        int maxLen = 0;
+
+        st = new StringTokenizer(br.readLine());
+        for (int i = 0; i < N; i++) {
+            lectures[i] = Integer.parseInt(st.nextToken());
+            sum += lectures[i];
+            if (lectures[i] > maxLen) {
+                maxLen = lectures[i];
+            }
+        }
+
+        long low = maxLen;
+        long high = sum;
+        long answer = sum;
+
+        while (low <= high) {
+            long mid = (low + high) / 2;
+
+            int cnt = 1;
+            long cur = 0;
+            for (int i = 0; i < N; i++) {
+                if (cur + lectures[i] > mid) {
+                    cnt++;
+                    cur = lectures[i];
+                } else {
+                    cur += lectures[i];
+                }
+            }
+
+            if (cnt > M) {
+                low = mid + 1;
+            } else {
+                answer = mid;
+                high = mid - 1;
+            }
+        }
+
+        System.out.println(answer);
+    }
+}
+```