more_and.cpp

来自「《C++.Primer.Plus.第五版.中文版》的源代码」· C++ 代码 · 共 29 行

// more_and.cpp -- use logical AND operator
#include <iostream>
const char * qualify[4] =       // an array of pointers
{                               // to strings
    "10,000-meter race.\n",
    "mud tug-of-war.\n",
    "masters canoe jousting.\n",
    "pie-throwing festival.\n"
};
int main()
{
    using namespace std;
    int age;
    cout << "Enter your age in years: ";
    cin >> age;
    int index;
    if (age > 17 && age < 35)
        index = 0;
    else if (age >= 35 && age < 50)
        index = 1;
    else if (age >= 50 && age < 65)
        index = 2;
    else
        index = 3;

    cout << "You qualify for the " << qualify[index]; 
    return 0;
}