10-26 Exercise 2: Displays the number of its digits and their sum

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Write a program that reads an integer (1-4 digits) and displays the number of its digits and their sum. For example, if the number is 1234, the program should display 4 and 10

寫一個輸入四位整數 輸出數字的位數和位數的總和。例如，數字是1234程式會輸出4和10。

More information about Loops here.

 

Example input:

1234

Example output:

4 10

 

Example input 2:

245

Example output:

3 11

 

[Exercise] Coding (C) - asked in Chapter 6: Loops by (5.2k points)
ID: 28914 - Available when: 2017-10-26 18:00 - Due to: Unlimited
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prog.c: In function 'main':
prog.c:6:6: error: statement with no effect [-Werror=unused-value]
     b==0;
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cc1: all warnings being treated as errors
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answered by (-140 points)
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prog.c: In function 'main':
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answered by (-301 points)
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prog.c: In function 'main':
prog.c:6:6: error: statement with no effect [-Werror=unused-value]
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commented by (4.3k points)
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can you replace 4 if statements with 1 loop?
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