delete pics to save space

history_source/信息学奥赛一本通/1.4.4.9.cpp

@@ -0,0 +1,24 @@
+#include<iostream>
+using namespace std;
+bool isp(int n)
+{
+	for(int i=2;i*i<=n;i++) if(n%i==0) return 0;
+	return 1;
+}
+int main()
+{
+	int n;
+	long long p;
+	cin>>n;
+	for(long long i=2,j=0;j<n;i++)
+	{
+		if(isp(i))
+		{
+			p=i;
+			j++;
+		}
+	}
+	cout<<p<<endl;
+	return 0;
+}
+