#include <iostream> #include <string> #include <cstdio> #include <cstring> #include <sstream> #include <cstdlib> using namespace std; class Student { private: char name[21]; int age; int num; int a[4]; double avg; public: void input() { cin.getline( name, 21, ',' );//cin.getline(字符指针(char*),字符个数N(int),结束符(char)); char c; cin >> age >> c >> num ; for( int i = 0; i < 4; i++ ) cin >> c >> a[i]; } void calculate() { int sum = 0; for( int i = 0; i < 4; i++ ) sum += a[i]; avg = 1.0*sum/4.0; } void output() { cout << name << ',' << age << ',' << num << ',' << avg << endl; } }; int main() { Student student; // 定义类的对象 student.input(); // 输入数据 student.calculate(); // 计算平均成绩 student.output(); // 输出数据 }
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