📜  数组中的总销售额 c++ 二维数组 - C++ 代码示例

📅  最后修改于: 2022-03-11 14:44:45.564000             🧑  作者: Mango

代码示例2
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#include 
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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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#include 
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#include 
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using std::fixed;
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using std::setw;
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using std::setprecision;
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using std::showpoint;
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int main()
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{
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    const static int PEOPLE = 5; //number of sales people (4)
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    const static int PRODUCTS = 6;  //number of different products (5)
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    int sales[5][6] = {{1, 2, 3, 4}, {1, 2, 3, 4, 5}};
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    double value;
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    double totalSales;
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    double productSales[PRODUCTS] = {0.0};
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    int salesPerson;
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    int product;
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    cout << " Enter the salesperson's number (1-4), the product number (1-5), and total product sales.\n "
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         << "Enter -1 for salesperson to end input.\n";
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    cin >> salesPerson;
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    while (salesPerson != -1)
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    {
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        cin >> product >> value;
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            value++;
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        cin >> salesPerson;
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    }
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    cout << "\nThe total sales for each salesperson are displayed at the "
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        << "end of each row,\n" << "and the total sales for each product "
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        << "are displayed at the bottom of each column.\n " << setw( 12 )
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        << 1 << setw( 12 ) << 2 << setw( 12 ) << 3 << setw( 12 ) << 4
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        << setw( 12 ) << 5 << setw( 13 ) << "Total\n" << fixed << showpoint;
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    for (int i = 1; i < 4; i++)
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    {
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        totalSales = 0.0;
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        cout << i;
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        for (int j = 1; j < 5; j++)
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        {
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            ++totalSales;
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            cout << setw (12) << setprecision (2) << sales [i][j];
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            += productSales;
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        }
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        cout << setw (12) << setprecision (2) << totalSales << '\n';
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   }
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    cout << "\nTotal" << setw( 8 ) << setprecision( 2 )
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      << productSales[ 1 ];
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   // display total product sales
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   for ( int j = 2; j < totalSales; j++ )
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      cout << setw( 12 ) << setprecision( 2 ) << productSales[ j ];
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   cout << endl;
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   _getch();
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}