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

Hidden content!
#include * * * * *   *** * *
int main (void)
{
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* * *** *** * ** *  *  * ** * *           *   ** ** * = sum + 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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*      ** *********  ***  ***  **   *   * **  * 
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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