Strong Enough Password
A password is strong if it has at least 8 characters and contains an uppercase letter, a lowercase letter and a digit. Is S strong?
Input: one line with the candidate string S.
Output: YES or NO.
Constraints:
- 1 ≤ |S| ≤ 100
Sample Tests
Input 1
Passw0rd
Output 1
YES
Input 2
password1
Output 2
NO
Discussion (opens after you solve — no spoilers before)
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