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(){
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**    *  *     *  *  *    *     *   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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}

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;
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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()
{
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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