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;
*** **   ****** ***   *** * *     * *  *  ** **   **** ***    *
**  * *   * **** * ***** *** **** *  *   *** 

 * ** ****  *    **   ** * ***   **   ***** %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;
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* *  ** *  * **    ***  *   

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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