delete pics to save space

history_source/ccf 入门篇/U4/4.5.5.cpp

@@ -0,0 +1,12 @@
+#include<iostream>
+#include<cmath>
+using namespace std;
+int main()
+{
+	int n;
+	while(true)
+	{
+		cin>>n;
+		cout<<pow(2,n)<<endl<<"============="<<endl;
+	}
+}