support bazel complie this project and format code.

basic_content/this/BUILD

@@ -0,0 +1,8 @@
+# please run `bazel run basic_content/this:person`
+load("@rules_cc//cc:defs.bzl", "cc_binary")
+
+cc_binary(
+    name = "person",
+    srcs = ["person.cpp"],
+    copts = ["-std=c++11"]
+)

basic_content/this/person.cpp

@@ -1,41 +1,32 @@
-#include<iostream>
-#include<cstring>
-
+#include <cstring>
+#include <iostream>
 
 using namespace std;
-class Person{
+class Person {
 public:
-    typedef enum {
-        BOY = 0, 
-        GIRL 
-    }SexType;
-    Person(char *n, int a,SexType s){
-        name=new char[strlen(n)+1];
-        strcpy(name,n);
-        age=a;
-        sex=s;
-    }
-    int get_age() const{
-    
-        return this->age; 
-    }
-    Person& add_age(int a){
-        age+=a;
-        return *this; 
-    }
-    ~Person(){
-        delete [] name;
-    }
+  typedef enum { BOY = 0, GIRL } SexType;
+  Person(char *n, int a, SexType s) {
+    name = new char[strlen(n) + 1];
+    strcpy(name, n);
+    age = a;
+    sex = s;
+  }
+  int get_age() const { return this->age; }
+  Person &add_age(int a) {
+    age += a;
+    return *this;
+  }
+  ~Person() { delete[] name; }
+
 private:
-    char * name;
-    int age;
-    SexType sex;
+  char *name;
+  int age;
+  SexType sex;
 };
 
+int main() {
+  Person p("zhangsan", 20, Person::BOY);
+  cout << p.get_age() << endl;
 
-int main(){
-    Person p("zhangsan",20,Person::BOY); 
-    cout<<p.get_age()<<endl;
-
-    return 0;
+  return 0;
 }