delete pics to save space

history_source/ccf 入门篇/U4/4.6.3.cpp

@@ -0,0 +1,21 @@
+#include<iostream>
+#include<cmath>
+using namespace std;
+int main()
+{
+	int n,a,b;
+	while(true)
+	{
+		cin>>n;
+		for(int i=2;i*i<n;i++)
+		{
+			if(n%i==0)
+			{
+				a=i;
+				b=n/a;
+				break;
+			}
+		}
+		cout<<((a>b)?a:b)<<endl;
+	}
+}