我必须做一个星座运算,在这个过程中,我选择声明一个字符串,然后在if
声明中设置它相等。我似乎无法在java中声明这个变量
我在最后一行发生错误,指出s
& t
未初始化。我错过了很简单的事情吗?任何帮助是极大的赞赏。
import java.util.Scanner;
class main {
public static void main(String[] args)
{
Scanner scan = new Scanner(System.in);
System.out.println("What day of the month were you born? (number)");
int d = scan.nextInt();
System.out.println("Which month were you born? (number)");
int m = scan.nextInt();
if (m==3 && d>=21 && d<=31)
System.out.println("Your sign is Aries");
else if (m==4 && d<=19 && d>=1)
System.out.println("Your sign is Aries");
else if (m==4 && d>=20 && d<=31)
System.out.println("Your sign is Taurus");
else if (m==5 && d<=20 && d>=1)
System.out.println("Your sign is Taurus");
else if (m==5 && d>=21 && d<=31)
System.out.println("Your sign is Gemini");
else if (m==6 && d>=1 && d<=20)
System.out.println("Your sign is Gemini");
else if (m==6 && d>=21 && d<=31)
System.out.println("Your sign is Cancer");
else if (m==7 && d>=1 && d<=22)
System.out.println("Your sign is Cancer");
else if (m==7 && d>=23 && d<=31)
System.out.println("Your sign is Leo");
else if (m==8 && d>=1 && d<=22)
System.out.println("Your sign is Leo");
else if (m==8 && d>=23 && d<=31)
System.out.println("Your sign is Virgo");
else if (m==9 && d>=1 && d<=22)
System.out.println("Your sign is Virgo");
else if (m==9 && d>=23 && d<=31)
System.out.println("Your sign is Libra");
else if (m==10 && d>=1 && d<=22)
System.out.println("Your sign is Libra");
else if (m==10 && d>=23 && d<=31)
System.out.println("Your sign is Scorpio");
else if (m==11 && d>=1 && d<=21)
System.out.println("Your sign is Scorpio");
else if (m==11 && d>=22 && d<=31)
System.out.println("Your sign is Sagittarius");
else if (m==12 && d>=1 && d<=21)
System.out.println("Your sign is Sagittarius");
else if (m==12 && d>=22 && d<=31)
System.out.println("Your sign is Capricorn");
else if (m==1 && d>=1 && d<=19)
System.out.println("Your sign is Capricorn");
else if (m==1 && d>=20 && d<=31)
System.out.println("Your sign is Aquarius");
else if (m==2 && d>=1 && d<=18)
System.out.println("Your sign is Aquarius");
else if (m==2 && d>=19 && d<=31)
System.out.println("Your sign is Pisces");
else if (m==3 && d>=1 && d<=20)
System.out.println("Your sign is Pisces");
else
System.out.println("error");
String s;
if (m==1)
s=("January");
else if (m==2)
s=("February");
else if (m==3)
s=("March");
else if (m==4)
s=("April");
else if (m==5)
s=("May");
else if (m==6)
s=("June");
else if (m==7)
s=("July");
else if (m==8)
s=("August");
else if (m==9)
s=("September");
else if (m==10)
s=("October");
else if (m==11)
s=("November");
else if (m==12)
s=("December");
String t;
if (d==1)
t=("first");
else if (d==2)
t=("second");
else if (d==3)
t=("third");
else if (d==4)
t=("fourth");
else if (d==5)
t=("fifth");
else if (d==6)
t=("sixth");
else if (d==7)
t=("seventh");
else if (d==8)
t=("eighth");
else if (d==9)
t=("ninth");
else if (d==10)
t=("tenth");
else if (d==11)
t=("eleventh");
else if (d==12)
t=("twelfth");
else if (d==13)
t=("thirteenth");
else if (d==14)
t=("fourteenth");
else if (d==15)
t=("fifteenth");
else if (d==16)
t=("sixteenth");
else if (d==17)
t=("seventeenth");
else if (d==18)
t=("eighteenth");
else if (d==19)
t=("nineteenth");
else if (d==20)
t=("twentieth");
else if (d==21)
t=("twenty-first");
else if (d==22)
t=("twenty-second");
else if (d==23)
t=("twenty-third");
else if (d==24)
t=("twenty-fourth");
else if (d==25)
t=("twenty-fifth");
else if (d==26)
t=("twenty-sixth");
else if (d==27)
t=("twenty-seventh");
else if (d==28)
t=("twenty-eighth");
else if (d==29)
t=("twenty-ninth");
else if (d==30)
t=("thirtieth");
else if (d==31)
t=("thirty-first");
System.out.println("Your birthday is: " + s + " " + t);
}
}
如果没有一个条件是真的会怎么样?那么将会成为什么呢?发布你的代码*在这里*,阅读错误,并摆脱那些多余的括号。 – Li357
不要做pastebin! – HSchmale
把代码放在问题中。有人会为你清理它,如果它不漂亮 – Andreas