程序代码：

#include "stdafx.h"
#include <iostream>
using namespace System;

int main(array<System::String ^> ^args)
{
    int apples,oranges;
    int fruit;

    apples = 5; oranges = 6;
    fruit = apples  + oranges;
   
    Console::WriteLine(L"\noranges are not the only fruit...");
    Console::Write(L"- and we have ");
    Console::Write(fruit);
    Console::Write(L" fruits in all.\n");

    int packageCount = 25;
    /*Console::Write(L"There are  ");
    Console::Write(packageCount);
    Console::WriteLine(L" packages.");*/
    Console::WriteLine(L"There are {0} packages.", packageCount);          //一句顶 3 句

    double packageWeight = 9.5;
    Console::WriteLine(L"there are {0} packages weight {1} pounds.",packageCount,packageWeight);
    Console::WriteLine(L"there are {0} packages weight {1:F2} pounds.",packageCount,packageWeight);
    Console::WriteLine(L"there are {0,3} packages weight {1,5:F2} pounds.",packageCount,packageWeight);


    system("pause");
    return 0;
}