Question

求一位大神帮小妹妹看一到简单的java编程题😭😭😭 急！

public class Test {
public static void main(String args[]) {
int y = function(-5);
System.out.println(y);
}
public static int function(int x) {

}
}

Answer 1

public static int function(int x) {
if (x > 0) {
return x * 3;
} else if (x == 0) {
return 0;
} else {
return x * x + 2;
}
}
}