我用 Java 编写了一个程序，它允许用户使用扫描仪根据运动员人数命名某些运动，反之亦然。我几乎使用了我能想到的所有组合来运行它，并且效果很好。在作为类项目提交以进行评分后，我们应该使用的自动在线编译器返回 2 个错误。教授告诉我，我的拼写/标点符号应该有问题，但我无法确定。有人可以看看并告诉我他们是否找到了什么吗？感谢所有帮助！
import java.util.Scanner;
public class SportsQuiz {
public static void main(String[] args) {
Scanner s = new Scanner(System.in);
final String PROMPT = "Enter 1 to guess a sport, 2 to guess how"
+ " many players: ";
final int NUMOFBASKET = 5;
final int NUMOFBASE = 9;
final int NUMOFCURL = 4;
final int NUMOFFOOT = 11;
System.out.print(PROMPT);
int promptnum = s.nextInt();
if(promptnum == 1) {
System.out.print("Choose number of players: ");
int numplayers = s.nextInt();
s.nextLine();
if(numplayers != NUMOFBASKET && numplayers != NUMOFBASE
&& numplayers != NUMOFCURL && numplayers != NUMOFFOOT){
System.out.print("Invalid choice.");
} else {
System.out.print("Which sport has " + numplayers
+ " players? ");
String playsport = s.nextLine();
if(playsport.equals("Basketball")
||playsport.equals("basketball")
&& numplayers == NUMOFBASKET) {
System.out.print("Correct!");
} else if(playsport.equals("Football")
||playsport.equals("football")
&& numplayers == NUMOFFOOT) {
System.out.print("Correct!");
} else if(playsport.equals("Baseball")
||playsport.equals("baseball")
&& numplayers == NUMOFBASE) {
System.out.print("Correct!");
} else if(playsport.equals("Curling")
||playsport.equals("curling")
&& numplayers == NUMOFCURL) {
System.out.print("Correct!");
} else {
System.out.print("Incorrect");
}
}
} else if(promptnum == 2) {
System.out.print("Choose a sport: ");
s.nextLine();
String sport = s.nextLine();
if(sport.equals("Basketball")||sport.equals("basketball")) {
System.out.print("How many players are on a " + sport
+ " team? ");
int numsportplayers = s.nextInt();
if(numsportplayers == NUMOFBASKET){
System.out.print("Correct!");
} else {
System.out.print("Incorrect!");
}
} else if(sport.equals("Baseball")||sport.equals("baseball")) {
System.out.print("How many players are on a " + sport
+ " team? ");
int numsportplayers = s.nextInt();
if(numsportplayers == NUMOFBASE){
System.out.print("Correct!");
} else {
System.out.print("Incorrect!");
}
} else if(sport.equals("Football")||sport.equals("football")) {
System.out.print("How many players are on a " + sport
+ " team? ");
int numsportplayers = s.nextInt();
if(numsportplayers == NUMOFFOOT){
System.out.print("Correct!");
} else {
System.out.print("Incorrect!");
}
} else if (sport.equals("Curling")||sport.equals("curling")) {
System.out.print("How many players are on a " + sport
+ " team? ");
int numsportplayers = s.nextInt();
if(numsportplayers == NUMOFCURL){
System.out.print("Correct!");
} else {
System.out.print("Incorrect!");
}
} else {
System.out.print("Invalid Choice.");
}
} else {
System.out.print("Invalid Choice.");
}
}
}
提前致谢！