acwing::acwing661类 参考

AcWing 661. 平均数3 更多...

#include <acwing.h>

静态 Public 成员函数
static int	main (istream &cin, ostream &cout)

详细描述

AcWing 661. 平均数3

在文件 acwing.h 第 535 行定义.

成员函数说明

main()

int acwing::acwing661::main ( istream &  cin, ostream &  cout  )

static

在文件 acwing.cpp 第 1551 行定义.

                                                   {
        double n1;
        double n2;
        double n3;
        double n4;
        cin >> n1 >> n2 >> n3 >> n4;
        const double x = (2 * n1 + 3 * n2 + 4 * n3 + n4) / 10;
        cout << setiosflags(ios::fixed) << setprecision(1);
        cout << "Media: " << x << endl;
        if(x >= 7.0) {
            cout << "Aluno aprovado.";
        } else if(x <= 5.0) {
            cout << "Aluno reprovado.";
        } else {
            cout << "Aluno em exame." << endl;
            double y;
            cin >> y;
            cout << "Nota do exame: " << y << endl;
            const double z = (x + y) / 2;
            if(z >= 5.0) {
                cout << "Aluno aprovado." << endl;
            } else {
                cout << "Aluno reprovado." << endl;
            }
            cout << "Media final: " << z;
        }
        return 0;
    }

被这些函数引用 acwing::TEST().

---

该类的文档由以下文件生成:

• acwing.h
• acwing.cpp