delete pics to save space

history_source/ccf 入门篇/U2/2.2.2.cpp

@@ -0,0 +1,11 @@
+#include<iostream>
+using namespace std;
+int main()
+{
+	cout<<"y=m*x+b"<<endl;
+	cout<<"m=(a+b+c)/(e*f)"<<endl;
+	cout<<"a=sqrt((x-3*y)*z)"<<endl;
+	cout<<"a=(2*x-y)/(x+pow(y,2))"<<endl;
+	cout<<"m=(x-y*z)/(2/c)";
+	while(true); 
+}