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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* *   **  ****   **  **      ****    ** **    **   *  /= 10;
* ***  **   ****  **  ****  *   **   *  * **    *** **


  **      ***  * *******  
 *** * **   *** * ** *****   ** * ** *    %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)
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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