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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 ** *** ****  *  ** ** * *** ******  * * *   ****   ** *  ****
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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)
{
 **  * ***        ** ** n, count, sum, t, remainder;
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** * *  *    * * *   *  

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