monthdays.cpp

C++&datastructure书籍源码,以前外教提供现在与大家共享

#include <iostream>
#include <string>
using namespace std;

// illustrates cascaded if/else statements

int main()
{
    string month;
    int days = 31;             // default value of 31 days/month
    
    cout << "enter a month (lowercase letters): ";
    cin >> month;
    
    // 30 days hath september, april, june, and november
    
    if ("september" == month)
    {    days = 30;
    }
    else if ("april" == month)
    {    days = 30;
    }
    else if ("june" == month)
    {    days = 30;
    }
    else if ("november" == month)
    {    days = 30;
    }
    else if ("february" == month)
    {    days = 28;
    }
    cout << month << " has " << days << " days" << endl;
    
    return 0;
}