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| from collections import Counter | |
| for t in range(int(input())): | |
| S = input() | |
| f = [y for x, y in Counter(S).most_common()] | |
| f = f[::-1] | |
| if len(f) > 3 and f[3] != f[2] + f[1]: | |
| f[0], f[1] = f[1], f[0] | |
| ok = len(f) < 3 or all(f[i] == f[i - 1] + f[i - 2] for i in range(2, len(f))) | |
| print('Dynamic' if ok else 'Not') |
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can we swap only f[0] and f[1] ?