485. Max Consecutive Ones

Given a binary array nums, return the maximum number of consecutive 1‘s in the array.

class Solution {
public:
    int findMaxConsecutiveOnes(vector<int>& nums) {
        int res = 0, now = 0;
        for(auto& x : nums) res = max(res, now = x ? now + 1 : 0);
        return res;
    }
};