答：如图：输入大于100或者小于0得数会提示错误 import java.util.Scanner;public class Test { public static void main(String[] args) { Scanner input = new Scanner(System.in); System.out.println("请输入成绩："); int score=input.nextInt(...
答：import java.util.Scanner; public class test { public static void main(String[] args) { Scanner x = new Scanner(System.in); System.out.println("请输入成绩"); int a=x.nextInt(); int n=a/10; //百分制转换为等第 switch(n){ case 10: ...
答：[java] view plain copyimport java.util.Scanner; public class Text3 { public static void main(String[] args){ System.out.println("请输入成绩"); Scanner a = new Scanner(System.in); int a1= a.nextInt(); switch (a1/10) { case 10: c...
答：不知道用C语言编写的可不可以用，你试试，不能用也可以参考。 #include main() {int g; printf("请输入一个成绩:");scaf("%d",&g); printf("g=%d:",g); switch(g/10) {case 10: case 9:printf
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