class Solution: def solve(self, nums): ans= 0 seen = [False] * len(nums) for i, n in enumerate(nums): if not seen[i]: seen[i] = True ans += 1 prev = n for j in range(i+1, len(nums)): if nums[j] > prev and not seen[j]: seen[j] = True prev = nums[j] return ans ob = Solution() nums = [1, 2, 4, 3, 3] print(ob.solve(nums))