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grade_system's Introduction

==== User Manual 使用手冊 ====

本成績系統讀入全班成績,有 lab1, lab2, lab3, mid-term, final exam 等成績。

內建各成績的配分為0.1、0.1、0.1、0.3、0.4。依配分算出總成績建檔後,供使用者輸入指令查詢成績及排名,並可更新配分重算總成績。

系統可處理兩種異常狀況:輸入錯誤ID、輸入不正確指令。

系統主要畫面如,螢幕顯示:

輸入ID或 Q (結束使用)? 

使用者輸入ID 如李威廷的ID 962001051後,螢幕顯示:

Welcome 李威廷 !
  輸入指令 1) G 顯示成績 (Grade) 
           2) R 顯示排名 (Rank) 
           3) W更新配分 (Weight) 
           4) E 離開選單 (Exit)  

如果輸入指令 G ,則螢幕顯示:

李威廷成績:lab1:        81 
            lab2:        98 
            lab3:        84 
            mid-term :    90 
            final exam:   93 
            total grade : 90.5

如果輸入指令 R ,則螢幕顯示:

李威廷排名第26

如果輸入指令 W ,則螢幕顯示:

	舊配分
		lab1		10%
		lab2		10%
		lab3		10%
		mid-term	30%
		final exam	40%
		lab1		20
		lab2		20
		lab3		20
		tmid-term	20
		final exam	20
	請確認新配分
		lab1		20%
		lab2		20%
		lab3		20%
		mid-term	20%
		final exam	20%
以上正確嗎? Y (Yes) 或 N (No) 

使用者接著不斷輸入上述指令,直到輸入E後螢幕會再度顯示:

輸入ID或 Q (結束使用)? 

使用者或輸入Q,系統就結束了。

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