正经题解

面向结果编程

#include<bits/stdc++.h>
using namespace std;
int main() {
	cout << "张三" << " " 
         << 98.5 << " " 
         << 12;
	return 0;
}

vs

面向对象编程

#include <bits/stdc++.h>
using namespace std;
struct stu {
    string name;
    double score;
    int age;
};
int main() {
    stu a;
    a.name = "张三";
    a.score = 98.5;
    a.age = 12;
    cout << a.name << " "
         << a.score << " "
         << a.age;
    return 0;
}