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2020PAT甲級春季 題目以及AC滿分代碼

代碼片段和文件信息
#include
#include
using?namespace?std;
bool?check(const?string?&s)?{
????int?a?=?stoi(s);
????//0?1不是素數
????if?(a?<=?1)
????????return?false;
????for?(int?i?=?2;?i?*?i?<=?a;?i++)
????????if?(a?%?i?==?0)
????????????return?false;
????return?true;
}
int?main()?{
????string?s;
????bool?op?=?true?op2?=?false;;
????cin?>>?s;
????while?(s.length())?{
????????if?(op2)
????????????cout?<????????op2?=?true;
????????cout?<????????if?(check(s))
????????????cout?<“Yes“;
????????else?{
????????????cout?<“No“;
????????????op?=?false;
????????}
????????s?=?s.substr(1);
????}
????if?(op)
????????cout?<????return?0;
}
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????728??2020-12-01?13:45??2020春季甲級\20春季1.cpp
?????文件????????1514??2020-12-01?15:59??2020春季甲級\20春季2.cpp
?????文件????????1259??2020-12-01?15:31??2020春季甲級\20春季3.cpp
?????文件????????1534??2020-12-01?15:19??2020春季甲級\20春季4.cpp
?????文件??????234576??2020-12-01?16:00??2020春季甲級\A.pdf
?????文件??????142113??2020-12-01?16:00??2020春季甲級\B.pdf
?????文件??????152111??2020-12-01?16:01??2020春季甲級\C.pdf
?????文件??????145811??2020-12-01?16:01??2020春季甲級\D.pdf
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