Created
July 11, 2017 06:06
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| def sol(A): | |
| n = len(A) | |
| for i in range(n): | |
| j = n-1 | |
| while j > i: | |
| if A[i] == A[j]: | |
| return j - i | |
| j -= 1 | |
| return 0 |
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