假设下面的字符用于表示专业:
M:数学
C:计算机科学
I:信息技术
import java.util.*;
public class HomeWork2 {
public static void main(String[] args) {
System.out.print("Enter two characters:");
Scanner input=new Scanner(System.in);
String string=input.nextLine();
char s1=string.charAt(0);
char s2=string.charAt(1);
if(s1!='M'&&s1!='C'&&s1!='I'||s2!='1'&&s2!='2'&&s2!='3'&&s2!='4') {
System.out.print("Invalid input");
System.exit(0);
}
switch(s1) {
case('M'):
System.out.print("Mathemtics ");
break;
case('C'):
System.out.print("Computer Science ");
break;
case('I'):
System.out.print("Information Technology");
break;
}
switch(s2) {
case('1'):
System.out.print("freshman");
break;
case('2'):
System.out.print("sophomore");
break;
case('3'):
System.out.print("junior");
break;
case('4'):
System.out.print("senior");
break;
}
input.close();
}
}
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