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;
 **   **   * ***  * * ***   * *** *   ** * ** *  ** *  **  
 *  * *  *  * **** *   **** *  {
   **    *******   * * ********* * **    ***   ** *      *    *
*  ****    ****** * **  * * *   ***  *   **  *     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;
***  *   ** **  * *    *  * * * * = 0;
****** ** ** *    * ****  *   = 0;
***    *****    **    * ***** *    ** ***** &n);
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    **  *   **  **  **  * * (n != 0)
 * *   * *  * * **   *****

***  *    ** * ****   ************ * **   ** *   * ****    * = n % 10;
*  ** *  **** ****   ***  **     ***    * ***   **  ** = sum + remainder;
  ****  * * * *  ******** ** *****  *  * ** *** * ****** /= 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;
*  *    * **  *   ** ****   *** *   * *** *   *  ** *  * **  * *** ){
  * *  ** ** *  ** *  *  * * * ***** **   * **   ***  **     
 *    *  * *   *    ** **   ** *   *  *       **   ** **   
*    *** **   *   ***    ***   *
***** ** * * ** *** * * *  * *** %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