私はJavaが初めてで、質問があります。私のプログラムは、コンピューターを使った単純な推測ゲームです。正解するとポイントが 1 増えます。間違えるとポイントが 1 減ります。7 か 0 になったら勝ち/負けです。while ステートメントの開始位置にループバックしない理由を理解していただけますか? ありがとう!
import java.util.Random;
import java.util.Scanner;
import java.lang.Math;
import java.io.*;
class RandomGame {
public static void main(String str[]) throws IOException {
Scanner scan = new Scanner(System.in);
String userAns = new String();
Random generator = new Random();
int guess, num, points = 0;
System.out.println("Hello...");
try {
Thread.sleep(1500);
} catch (InterruptedException ex) {
}
System.out.println("Would you consider playing a fun game?");
try {
Thread.sleep(1000);
} catch (InterruptedException ex) {
}
userAns = scan.next();
// if/else about whether they want to play the game**********
if (userAns.equals("yes")) {
System.out.println("Awww yeah lets get going!");
System.out
.println("Objective of the game:\n1.Guess numbers out of 5\n2."
+ "If you guess incorrect you get points reduced.\n3.Have fun!");
try {
Thread.sleep(5500);
} catch (InterruptedException ex) {
}
System.out.println("\nReady?");
userAns = scan.next();
if (userAns.equals("yes")) {
System.out.println("Okay! Here we go!");
// COUNTDOWN************************************
try {
Thread.sleep(1000);
} catch (InterruptedException ex) {
}
System.out.println("3");
try {
Thread.sleep(1000);
} catch (InterruptedException ex) {
}
System.out.println("2");
try {
Thread.sleep(1000);
} catch (InterruptedException ex) {
}
System.out.println("1");
}
try {
Thread.sleep(1000);
} catch (InterruptedException ex) {
}
// *****************************************************
System.out.println("Please enter a integer 1-5 to start the game.");
guess = scan.nextInt();
num = generator.nextInt(5) + 1;
while (points <= 7 && points >= 0)
{
if (guess == num) {
System.out.println("Correct! You gained 1 point!");
points++;
System.out.println(points);
} else if (guess != num) {
System.out.println("Incorrect. You lose 1 point.");
points--;
}
}
}
else if (userAns.equals("no")) {
System.out.println("GAMEOVER.\n\n\nHint: say \"yes\"");
}
else {
System.out.print("yes or no answers please.");
}
}
}