100% beats solution
IntuitionApproachComplexity
Time complexity:

Space complexity:
Code
# Intuition
<!-- Describe your first thoughts on how to solve this problem. -->

# Approach
<!-- Describe your approach to solving the problem. -->

# Complexity
- Time complexity:
<!-- Add your time complexity here, e.g. $$O(n)$$ -->

- Space complexity:
<!-- Add your space complexity here, e.g. $$O(n)$$ -->

# Code
```python []
class Solution(object):
    def isFascinating(self, n):
        a="123456789"
        t=str(n)+str(n*2)+str(n*3)
        f=sorted(t)
        k=''.join(f)
        return a==k
```
['Python']