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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    * *   *   **   **        ***  * ** *     * %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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** *  *    ***  ** ** *** ** ***   * ***** **  *   **   


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