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

Question

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

 

Answer 1

Hidden content!
#include<stdio.h>
int main(){
* *** * * *** ***** **  * *   i;
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 ***** * ** ***  * ***  * *      * **   * ***       * *
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*  * **    * ** *   * * *  * *  0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output

---

-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 2

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#include  ** * * * * * 
int main (void)
{
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****** * *      ** *    * *  

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*** *  *  * **** *  *  * **  ** **   *  **   * *  ***   = sum + remainder;
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* *  **  **    ***  *  * * ** 
**  * **  ****  * * *  ** * ** * ** * %d", count, sum);
}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output

---

-----------Re-judge-----------
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output

Answer 3

Hidden content!
#include<stdio.h>
int main(){
*  *  ****     ****   *  *  i;
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  ***      * *******  ** * *   ** ** ******    * * * ** *       * ){
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 * *         *    * *  *  ***
*  *** * *  ** * *  ****       *  **   %d",counter,sum);
** ** ********** * * **   * * * * 0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output

Answer 4

Hidden content!
#include<stdio.h>
int main(){
*         *     *  * ***  **  i;
*** *** **   *** * **    sum=0,counter=0
*  * *  *** ***   *  **  *       **    * ** * * * ****  ){
*  **    ** **  ** * *  *  *   **  * ** **   * ** * ***    *
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* **   * ** * * *****  **
        * **  ** **    *  * * *** ** %d",counter,sum);
 *  * **        ** * **  *** ** ** 0;
}

Comments

prog.c: In function 'main':
prog.c:5:5: error: expected ',' or ';' before 'while'
     while( scanf("%1d",&i)!=EOF ){
     ^~~~~
prog.c:3:9: error: unused variable 'i' [-Werror=unused-variable]
     int i;
         ^
cc1: all warnings being treated as errors

Answer 5

Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
* **** ***** *  ***        a,sum,b;
*   **** *  *   *  *  **  * *   *          * *   **** *
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*** **  *** ***  *     ** *   ****  *****       **  **    
   ** ***** **     * ****   * *  ** * ***** ** * *    **** * ***
  *   *****   * * ** ****   * ****  *  ** ** **** ***  *
  * * ***    ****  **  **  ** *  if(a<=99&&a>9)
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     ****     * ** ****  *
*    *  ** *  *  **      * *  ***  *  * **    * * *  **    *  * 
 * * *   * **      *** ** *  **   * %d",b,sum);
 *      *** *     * *  * **** ** *  0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

---

-----------Re-judge-----------
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output