support bazel complie this project and format code.

basic_content/sizeof/virinhe.cpp

@@ -6,33 +6,28 @@
  * @date 2019-07-21
  */
 
-#include<iostream>
+#include <iostream>
 
 using namespace std;
 
-class A
-{
-    virtual void fun() {}
+class A {
+  virtual void fun() {}
 };
 
-class B
-{
-    virtual void fun2() {}
+class B {
+  virtual void fun2() {}
 };
-class C : virtual public  A, virtual public B
-{
-    public:
-        virtual void fun3() {}
+class C : virtual public A, virtual public B {
+public:
+  virtual void fun3() {}
 };
 
+int main() {
 
-int main()
-{
+  /**
+   * @brief 8 8 16  派生类虚继承多个虚函数，会继承所有虚函数的vptr
+   */
+  cout << sizeof(A) << " " << sizeof(B) << " " << sizeof(C);
 
-    /**
-     * @brief 8 8 16  派生类虚继承多个虚函数，会继承所有虚函数的vptr
-     */
-    cout<<sizeof(A)<<" "<<sizeof(B)<<" "<<sizeof(C);
-
-    return 0;
+  return 0;
 }