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Problem ID
Title
Source/Category
Solved
Submit
2109
ABC149C - Next Prime
AtCoder
强
基础
循环
数论
质数
19
24
2123
回文质数 Prime Palindromes [2*+]
基础算法-数论素数
2
16
2298
CF1676A-A. Lucky?
CodeForces
字符串
数论
25
43