Introduction to Java Programming编程题8.37<Guess the capitals>

运行结果：

What is the capital of Alabama? Montogomery
The correct answer should be Montgomery.
What is the capital of Alaska? Juneau
Your answer is correct.
What is the capital of Arizona? PhoEnix
The correct answer should be Phoenix.
What is the capital of United states? Newyork
Your answer is correct.
What is the capital of United kingdom? London
Your answer is correct.
What is the capital of Japan? Tokyo
Your answer is correct.
The correct count is 4.

Many.java

import java.util.Scanner;

class Many {
    public static void main(String[] args) {
        String[][] captitals = {{"Alabama", "Montgomery"},{"Alaska", "Juneau"}, {"Arizona", "Phoenix"},
                {"United states", "Newyork"}, {"United kingdom", "London"}, {"Japan", "Tokyo"}};
        Scanner input = new Scanner(System.in);
        int count = 0;

        for (int i = 0, k = 0; i < captitals.length; i++) {
            System.out.print("What is the capital of " + captitals[i][k] + "? ");
            String answer = input.next();
            if (answer.equals(captitals[i][k + 1])) {
                System.out.println("Your answer is correct.");
                count++;
            }
            else
                System.out.println("The correct answer should be " + captitals[i][k + 1] + '.');
        }

        System.out.println("The correct count is " + count + '.');
    }
}