delete pics to save space

history_source/ccf 入门篇/U4/4.1.3.cpp

@@ -0,0 +1,15 @@
+#include<iostream>
+using namespace std;
+int main()
+{
+	float n,s,p;
+	cin>>n;
+	for(int i=0;i<n;i++)
+	{
+		cin>>p;
+		s=s+p;
+	}
+	p=s/n;
+	cout<<int(p*100.0)/100.0;
+	while(true);
+}