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Leetcode刷題記錄[java]——485 Max Consecutive Ones

遍歷數組 刷題 color ati turn res positive pla str

一、前言

二、題485 Max Consecutive Ones

Given a binary array, find the maximum number of consecutive 1s in this array.

Example 1:

  Input: [1,1,0,1,1,1]
  Output: 3
  Explanation: The first two digits or the last three digits are consecutive 1s.
      The maximum number of consecutive 1s is 3.

Note:

  • The input array will only contain 0
    and 1.
  • The length of input array is a positive integer and will not exceed 10,000

三、解題思路

  遍歷數組,連續1的情況計數,與當前最大的1的集群比較,返回較大值,最後結果即為最大值。

 1 class Solution {
 2     public int findMaxConsecutiveOnes(int[] nums) {
 3         int result = 0;
 4         int count = 0;
 5         for (int i=0; i<nums.length; i++) {
6 if (nums[i] == 1) { 7 count++; 8 result = Math.max(count, result); 9 } 10 else count = 0; 11 } 12 return result; 13 } 14 }

Leetcode刷題記錄[java]——485 Max Consecutive Ones