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Thay đổi chữ số (THTA Vòng Sơ loại 2022)
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Author:
Small
Problem types
greedy (tham lam), number theory (số học), math (toán học), dp-digit (quy hoạch động chữ số)
Points:
1700 (p)
Time limit:
1.0s
Memory limit:
512M
Input:
stdin
Output:
stdout
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