package my;
import java.util.Scanner;
public class output {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.print("输入上一次的考试成绩: ");
int score_last = scanner.nextInt();
System.out.print("输入上这一次的考试成绩: ");
int score_now = scanner.nextInt();
double upgrade = (score_now - score_last) / (double)score_last * 100;
System.out.printf("您的成绩提高了: %.2f%%", upgrade);
}
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Blind-Monster
package my;
import java.util.Scanner;
public class output {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.print("输入上一次的考试成绩: ");
int score_last = scanner.nextInt();
System.out.print("输入上这一次的考试成绩: ");
int score_now = scanner.nextInt();
double upgrade = (score_now - score_last) / (double)score_last * 100;
System.out.printf("您的成绩提高了: %.2f%%", upgrade);
}
}