my 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
```python3 []
class Solution:
    def hasSameDigits(self, s: str) -> bool:
        while len(s)>2:
            result = ''
            for i in range(len(s)-1):
                a=(int(s[i])+int(s[i+1])) % 10
                result+=str(a)
            s=result
        return s[0]==s[1]
        
```
['Python3']