58 lines
1.3 KiB
C++
58 lines
1.3 KiB
C++
#include <iostream>
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#include <vector>
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#include <algorithm>
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#include "Student_info.h"
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#include "grade.h"
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using std::cin;
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using std::cout;
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using std::endl;
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using std::string;
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using std::vector;
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// 定义常量：及格分数
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const double PASS_GRADE = 60.0;
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int main() {
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vector<Student_info> students;
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Student_info record;
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// 读取学生信息
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cout << "期中成绩占比20%、期末成绩占比40%，平时成绩占比40%）:" << endl;
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cout << "输入学生信息（姓名、期中成绩、期末成绩，平时成绩）:" << endl;
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cout << "输入Ctrl+z后回车退出。" << endl;
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while (read(cin, record)) {
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students.push_back(record);
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}
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// 将学生分为及格和不及格两组
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vector<Student_info> pass, fail;
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for (const auto& student : students) {
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if (grade(student) >= PASS_GRADE) {
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pass.push_back(student);
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}
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else {
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fail.push_back(student);
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}
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}
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// 按名字排序
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std::sort(pass.begin(), pass.end(), compare);
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std::sort(fail.begin(), fail.end(), compare);
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// 输出及格学生信息
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cout << "合格学生:" << endl;
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for (const auto& student : pass) {
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cout << student.name << ": 总成绩 = " << grade(student) << endl;
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}
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// 输出不及格学生信息
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cout << "不合格学生:" << endl;
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for (const auto& student : fail) {
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cout << student.name << ": 总成绩 = " << grade(student) << endl;
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}
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return 0;
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}
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