delete pics to save space

history_source/信息学奥赛一本通/1.4.4.7.cpp

@@ -0,0 +1,23 @@
+#include<iostream>
+using namespace std;
+int main()
+{
+	int x,y;
+	bool s;
+	char c;
+	cin>>y>>x>>c>>s;
+	for(int i=0;i<x;i++) cout<<c;
+	cout<<endl;
+	for(int i=1;i<y-1;i++)
+	{
+		cout<<c;
+		if(s) for(int i=1;i<x-1;i++) cout<<c;
+		else for(int i=1;i<x-1;i++) cout<<' ';
+		cout<<c;
+		cout<<endl;
+	}
+	for(int i=0;i<x;i++) cout<<c;
+	cout<<endl;
+	return 0;
+}
+