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

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#include   **  * * * ***
int main (void)
{
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** ******  *  *     ** ** **** *   **   *  *    ** /= 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;
* * *     *** ***   *  *        **    *** ****   * ** **     ){
 * ***  **    ** **  *     * ** ***  *** *   *    *  ****   ***
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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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   **      * **     ****  *** *   *  **      *  ** 
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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