題目描述

請編寫一個程序，起初時顯示下列菜單，提示用戶輸入一個選項(1,2,3,4或5), 以及美元的金額。程式必須顯示期望的轉換結果。轉換過程的重複次數根據用戶的期望而定，程序將會執行到用戶輸入選項5才會結束。

1. Convert USD to Euro(EUR)
2. Convert USD British Pound Sterling(GBP)
3. Convert USD to Japanese Yen (JPY)
4. Convert USD to Canadian Dollor (CAD)
5. Exit
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已知: $1 = 0.94 EUR, $1 = 0.79 GBP,  $1 = 113 JPY,  $1 = 1.33 CAD

輸入格式

依輸入框而定，輸入選項數字(1 / 2 / 3 / 4 / 5)或美元金額。

輸出格式

1. Convert USD to Euro(EUR)
2. Convert USD British Pound Sterling(GBP)
3. Convert USD to Japanese Yen (JPY)
4. Convert USD to Canadian Dollor (CAD)
5. Exit

Enter a choice: XXX(選項數字)

Enter an amount in US dollor: YYY(美元金額，可輸入小數)

YYY(美元金額，若整數則小數點後一位補0) USD= ZZZ(轉換後的金額，若整數則小數點後一位補0) MMM(轉換之幣值)

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轉換過程的重複次數根據用戶的期望而定，程序將會執行到用戶輸入選項5才會結束，介時輸出：

Enter a choice: 5

Bye

Samples

1
100
2
200
3
30
4
4
5

1. Convert USD to Euro(EUR)
2. Convert USD British Pound Sterling(GBP)
3. Convert USD to Japanese Yen (JPY)
4. Convert USD to Canadian Dollor (CAD)
5. Exit
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Enter a choice: 1
Enter an amount in US dollor:100
100.0 USD= 94.0 EUR
1. Convert USD to Euro(EUR)
2. Convert USD British Pound Sterling(GBP)
3. Convert USD to Japanese Yen (JPY)
4. Convert USD to Canadian Dollor (CAD)
5. Exit
----------------------------------------
Enter a choice: 2
Enter an amount in US dollor:200
200.0 USD= 158.0 GBP
1. Convert USD to Euro(EUR)
2. Convert USD British Pound Sterling(GBP)
3. Convert USD to Japanese Yen (JPY)
4. Convert USD to Canadian Dollor (CAD)
5. Exit
----------------------------------------
Enter a choice: 3
Enter an amount in US dollor:30
30.0 USD= 3390.0 JPY
1. Convert USD to Euro(EUR)
2. Convert USD British Pound Sterling(GBP)
3. Convert USD to Japanese Yen (JPY)
4. Convert USD to Canadian Dollor (CAD)
5. Exit
----------------------------------------
Enter a choice: 4
Enter an amount in US dollor:4
4.0 USD= 5.32 CAD
1. Convert USD to Euro(EUR)
2. Convert USD British Pound Sterling(GBP)
3. Convert USD to Japanese Yen (JPY)
4. Convert USD to Canadian Dollor (CAD)
5. Exit
----------------------------------------
Enter a choice: 5
Bye

提示

while()

原始資料

• Zero1 題號：a352
• Hydro 題號：Z0352
• Locale：zh_TW
• Display：practice