sairate
4108f6c42d
- 新增现代 C++ 教程的 Preface 章节，包括英文和中文版本 - 添加 C++ Primer 练习代码 - 新增 Learn C++ 教程的 C++ 开发简介章节 - 添加头文件解析文档 - 更新 mkdocs.yml，包含新教程的目录结构 - 修改项目设置，使用 Python 3.10环境
40 lines
745 B
C++
40 lines
745 B
C++
#include <iostream>
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#include <vector>
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#include <string>
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using namespace std;
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int main()
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{
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int g;
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cout <<"请输入成绩："<<endl;
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cin >> g;
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if (g < 0 || g > 100) {
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cout << "该成绩不合法" <<endl;
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return -1;
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}
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if(g == 100) {
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cout << "等级成绩是：" << "A++" << endl;
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return -1;
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}
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if(g < 60) {
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cout << "等级成绩是：" << "F" << endl;
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return -1;
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}
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int i = g /10;
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int j = g % 10;
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string score, level, finalGrade;
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score = (i == 9) ? "A" :(i == 8) ? "B": (i == 7)? "C":"D";
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level = (j > 7) ? "+" : (j < 3)? "-": "";
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finalGrade = score + level;
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cout << "等级成绩是：" << finalGrade << endl;
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return 0;
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} |