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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****   * **  *** *    **  ** {
 * **  ***** * * * *  **** **** ***    **     ****** 
**  *  ** *** * **    *  **   ** ******  ** ** ****** *  * i%10;
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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

Hidden content!
#include  ** *** **** * 
int main (void)
{
*   ******   *  ***  **    **   n, count, sum, t, remainder;
** ** * **   * * *   * ***  = 0;
*** *   ********  ***   **  * = 0;
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* ** * **   *** * * ** **   ***     (n != 0)
* **  * ** **     **   **

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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
 * *    * ****  **  *  *      *   *   * **    **   * *  **** * ){
  *         **  ******   ***  * *** *   ** * *  *   **** *  
    * ** **     ***  *    * * * * *******         **     
  ****     *   ** *   * **  
*  *   ** * *   **     *  * **  **  * %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;
*  *** **  ****  ** *    *    **   **   * * ** **** * ** 
 * * *   ** **  ***** *  *     ** *** *  * ** **       ** *
  *          *     * **** * *  ** **  *   
*    *     * ***  **          ******  * *********     * * ** 
 * * ***  *** * * **  *  *  ***** *  *** **   ***   **   * *
** * ***    *  * * *  ** *     ***** *  ** *  *** *** 
 *    *******  *   **  * *** ** 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