1291. Sequential Digits

1291. Sequential Digits

class Solution:
    def sequentialDigits(self, low: int, high: int) -> List[int]:
        ans=[]
        for i in range(1,10):
            num=i
            nt_digit=i+1
            while num<high and nt_digit<=9:
                num=num*10+nt_digit
                if low<=num and num<=high:
                    ans.append(num)
                nt_digit+=1
        return sorted(ans)

模拟