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