leetcode

0 class Solution {

1 public:

2 bool isMonotonic(const vector<int> &nums) {

3 bool inc = false, dec = false;

4 for (int i = 1; i < nums.size(); i++) {

5 if (nums[i] > nums[i - 1]) dec = true;

6 if (nums[i] < nums[i - 1]) inc = true;

7 if (dec && inc) break;

8 }

9 return !(dec & inc);

10 }

11 };