Problem
A 考级202112-1：输出整数部分
B 考级202112-2：疫情集中隔离
C 考级202112-3：字符判断
D 考级202112-4：.统计数
E 考级202112-5：最大质因子

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一级测验

Status: Done
Rule: ACM/ICPC
Problem: 5
Start at: 2023-7-25 8:45
End at: 2023-8-19 8:45
Duration: 600 hour(s)
Host: aging
Partic.: 27