import java.util.Scanner;
public class Grade{
public static void main(String[] args){
Scanner scanner=new Scanner(System.in);
System.out.println("请输入上次考试成绩:");
double l=scanner.nextInt();
System.out.println("请输入本次考试成绩:");
double t=scanner.nextInt();
double i=(t/l-1)*100;
System.out.printf("你的成绩提高了: %.2f%%",i);
}
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Best of Me
import java.util.Scanner;
public class Grade{
public static void main(String[] args){
Scanner scanner=new Scanner(System.in);
System.out.println("请输入上次考试成绩:");
double l=scanner.nextInt();
System.out.println("请输入本次考试成绩:");
double t=scanner.nextInt();
double i=(t/l-1)*100;
System.out.printf("你的成绩提高了: %.2f%%",i);
}
}