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;
**   ********* *  *       **  sum=0,counter=0;
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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

---

-----------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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* *** * *  ******    *
**  **    **   * *   ****     ** **  * ** %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;
          * ** ******* ****  *** sum=0,counter=0;
 * * ***** * * *  * * *    *** *      ***     ** *** **   *** ***  ){
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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)
    *     ** **  ** *  *** *  * **** **  ** ***    *
******  **   **    * ***  
** ** ** **** ** * ***** *   ***** *  *** *   **** **  
* ** **     * *** *  * * *  **** *    *   %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