•随机⽣成N个score值,范围[0,100],统计:
•当score>=90时,记为A;
•当90>score>=75时,记为B;
•当75>score>=60时,记为C;
•当60>score时,记为D;
•汇总:
•显示出N个score值
•显示输出A、B、C、D四组成绩的百分⽐
•加分项:
•交互UI;
•分数⽀持浮点、汇总结果⽀持浮点
•当Score > 100 或 Score < 0时提示异常
•随机⽣成N个score值,范围[0,100],统计:
•当score>=90时,记为A;
•当90>score>=75时,记为B;
•当75>score>=60时,记为C;
•当60>score时,记为D;
•汇总:
•显示出N个score值
•显示输出A、B、C、D四组成绩的百分⽐
•加分项:
•交互UI;
•分数⽀持浮点、汇总结果⽀持浮点
•当Score > 100 或 Score < 0时提示异常