start:java8

com/study/demo/test3_3.java

@@ -0,0 +1,25 @@
+package com.study.demo;
+
+import java.util.Scanner;
+
+public class test3_3 {
+    public static void main(String[] args) {
+        Scanner scanner = new Scanner(System.in);
+        int n = scanner.nextInt();
+        int[] arr = new int[n];
+        for (int i = 0; i < n; i++) {
+            arr[i] = scanner.nextInt();
+        }
+        int maxLen = 1, currentLen = 1;
+        for (int i = 1; i < n; i++) {
+            if (arr[i] == arr[i - 1]) {
+                currentLen++;
+            } else {
+                maxLen = Math.max(maxLen, currentLen);
+                currentLen = 1;
+            }
+        }
+        maxLen = Math.max(maxLen, currentLen);
+        System.out.println(maxLen);
+    }
+}