1 like 1 dislike
22.4k views

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

 

[Exercise] Coding (C) - asked in Chapter 6: Loops by (5.2k points)
ID: 28914 - Available when: 2017-10-26 18:00 - Due to: Unlimited

edited by | 22.4k views

85 Answers

0 like 0 dislike
Hidden content!
#include * * ** * *
int **
{
* * * * * int n; //n=1234
******* ** * int * ** *
* ** *** * * int i=1;
** ** *** *** * *** * * ** * ****
***   a=n/1000; ** * *
* * * * * *** *** ***** * *
** ** * * ** ***** * * * *
* * *** *** * * ****
*** ** ** *** **** *
* ** *
*** * * *
* * ** * *** **

** ** * * * * ** * *
****** ** * * {
*** * * * * n=n/10;
* *   i++;
** * * * }
** **** ** * * ***** * ** * ****** *
* * ** ** * return 0;
*** * * * *
* *** **
answered by (-249 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
** *** * * ** ** * ** ***** n,d1,d2,d3,d4;
*** * ** * * * ******* count = 0, sum;
* * * * * * **** ***
** * * ** ** * * *** * *** **** * * &n);
** *** * * *** *** *
**** ** * ** * **
* * * **** * ** * * *
* ***** * * ** * ****** *
* ** ** * * * * ** ** ** ******
* *** *** * ** * ** ** *
** * * ** **** * * *
**** ** * ** * * ****
* * ***** * * ** * * ** * *** * ** * * *
   }
** *** ** ***
**** ** * *** * (d2!=0){
* **** * * ******** * * **** * ** **
* * ** * * * * * * **
* ** ** *** ** **** *** (d3!=0){
******* ******* *** **** ** ** * * * * **
* ** * * ** * ** *
* * *** * ** ** * ** ** ** *** **
* ** * *** * * ** ** **** * *** * * * ** * ***
** * * ** * * *
    
**** * * *** * * = d1+d2+d3+d4;
* * ** *** ** * ***** *** ** * * * %d", count, sum);
    
* * * ** * * ** **** 0;
}
answered by (323 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>

int main()
{
  
* ** ** *** * *** * * * num;
** ** * **** * * **** ** num1;
* *** ** * * num2;
*** ******* * **** * ** ** num3;
* * **** *** **** num4;
** * *** *** **** sum;
    
** * ** * *** *** * **** *** &num);
    
  
* ** * ******* ((num/1000)>0)
    {
* *** ** *** * * ** ******* * * * *** * * **** ** ** ");
** ** ** ** *** *********** * * ** * * * * **
* ** ** * * * * *** ** ** * *** ** * * * *** * * *
* ** ***** * * *** * ***** * * *** **** ***** * ** ** * *
* * * *** * * * ***** ** ***** ***** * * ** ***
** * ** *** ** * * * * * * * ** ***** **** * ** *** * *
** *** ** * ** * *** ** * * * * * ** ***** * *
* ** ** ****** ** * ** * * * * ** * * * * ** ***** * *** ***
*** ***** * * * ** * * * * *** ** * * *
* * ****** ****** ** **** * * * ** *** *** * * * **** * ** *** ** *
    }
    
***** * ******** ******* if ((num/100)>0)
    {
***** * *** * * **** *** * * * ** ** * ** *** * * ");
* **** * * ** ** * *** * * * **** * *
* * ** ** *** * * * * ** ** ** ** ***** ** *
* * * ** * ** * * * * * * * * * * *** * ******
*** * * ***** * * **** ** *** * *** ** *
**** **** * ****** **** * * ** * **
* * * * ** * *** *** ** * *** *** * ** ** * * ** * * ***** *
** **** * * ** *** * * * *** ** ** **
*** * ** ** * ** *** *** * * * ** *** ** * * ** * **** ** * ** *******
    }
    
* * **** ** * * ** * * * if ((num/10)>0)
    {
* ** **** * *** ** ** ** * * *** ** * *** ** * * * * ");
******* * * * ** * * * ******* ******* * * ** ** * * **
* ***** *** *** * * * * ** * ***** * * * ** * * **
* ****** ***** * * * ** ** ** * * ** * ****
** * ** ** ** * **** * **** * ***** *** *
*** * *** * * ** *** * ****** * ** * *** **** ** **
* * ***** * * * * * * ** * * *** * * *
* * * * * ** ** * * * ** **** *** ** *** * ** **
    }
    
** ** * * * * * *** ** if ((num/1)>0)
    {
** * * * ** * * * *** * * * * ** * * * * ");
** ** * ** * * *** ** ** * *** **** ** * * ** ** **
* *** *********** * *** * ** *** * *** * ***
***** * **** * * ******* * ** *
* * * *** * * * * ** * ** * *** * * ***** * ****
*** * * ** *** * * *** ** ** ** * * * * ***
** * ** * * * *** ****** * * * **** * * ** ***** * * * ***** *
    }
    
* * ** * * * ******* 0;
}
answered by (-193 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>
#include<string.h>
int main()
{
* * * *** **** a,i,j,k,l,m,n;
****** ****** * *** ** ** ** * * * ** **
*** ** * * **** * ** ** * * ** * * ** * ***** ***
* ** * * ** ** * i/1000 ;
****** * * **** ** ** * *** **** * ;
* ** ** * * * *** ** **** * ;
******** * * ** * *** ***** * ;
** *** * ****** ** ** * *
** * ** * * * **** * * *
* * * * * * **** * * * **** *** * *
* *** ** * * * * *** ** *** **** *** * **** * *
* ****** * **** * ** ***
** ** * ** * * * * ** ** * * ** %d",a,n);
}
answered by (-32 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
* * * ** * ** ** * a,sum,b;
* * * * *** * * * ** ** ** * *
* * * * **** ** * ** * ******* ** ** * *
* ***** ** ****** * **** * ** *
* * * * * * *** *** * * * *** * ***** * *
* **** * * * * *** ** ** * * * * * ***** ** **
***** * ** * * * ** *** ** *** *** * * ** *** *
* *** **** ** ** * * if(a<=99&&a>9)
** * ** ** * * * **** ** ** ******* *** ***
****** *** * * *** ** *
** * * ** ** **** * * * ******* * * *** ***
* ** *** ** **** * ** ** *** %d",b,sum);
* **** * ** ** ** * 0;
}
answered by (-258 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 0
can you replace 4 if statements with just 1 loop?
0 like 0 dislike
Hidden content!
#include<stdio.h>

int main(){

* * * * * ** * ** a,b,c,d,e,f,g;
*** *** *** *** **** *
* ** ** **** * * **** **
*** ** **** * * ** * ** ** *
* *** ** * *** *** ** ** *
* *** ******* * ** * ** * *
* *** ** *** *** * * * **
* * ******** * * * * ** ** *


* **** * ** ** ** * * **** * ***
*** * * * * ****
* ** * * **** * **** ** ** ** *** * * ** ** *****
* ***** ** ** * ***** * *


*** * *** * * * * ***** *** * %d",b,g);

return 0;

}
answered by (-301 points)
0 0
prog.c: In function 'main':
prog.c:6:6: error: statement with no effect [-Werror=unused-value]
     b==0;
     ~^~~
cc1: all warnings being treated as errors
0 like 0 dislike
Hidden content!
#include <stdio.h>

int main()
{
*** ** * ** * * * * a=0,b,sum=0,i=10;
* **** ** * * * **** * ** *** ** * *

* * ** * ** * * * **
* * **** *** ****
* * *** * *** ** *
* ******* ***** * ***** * * * *
** * * * ** **** ** **
* *** * ** ** * * * * **** * %d\n",b,sum);
* ** *** * * ** * * *

** * * * *** ** ****** * * ** * * * ** %d",a,sum);
******** * ** * ** 0;
}
answered by (54 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>

int main()
{
* * *** * ** * * * * a=0,b,sum=0,i=10;
** * * *** ** ** * ** * *** * * ** ** * * *
* * *** *** ** * ** * **

** * * ** * ** * * ** *
* ** * ** * * ** *
* * * * **** *** *
** ** * * * * * **
*** * *** ** * *** ** *
****** ** ** * * **** **** ** * %d\n",b,sum);
* ** ** *** * * **

**** * * *** * ** ******** ** ** %d",a,sum);
* * * ***** * ** ** *** 0;
}
answered by (54 points)
0 0
prog.c: In function 'main':
prog.c:7:5: error: 'g' undeclared (first use in this function)
     g=b;
     ^
prog.c:7:5: note: each undeclared identifier is reported only once for each function it appears in
0 like 0 dislike
Hidden content!
#include <stdio.h>

int main()
{
*** ** *** *** * * * * * * a=0,b,sum=0,i=10;
* * ** * * * * * * * * * * * * * *
* * **** * *** ** ** * ******

** ****** ** * ** * ***** *** * *
* **** *** **** ***
*** * **** *** * *
* * * ** * * *** *** *
***** ** * * * * ** **
**** * *** ** * ******* * * *** * **** %d\n",b,sum);
** * *** * * *** *

*** * * ** * * * *** * %d",a,sum);
* * ** * * * ** * 0;
}
answered by (54 points)
0 0
prog.c: In function 'main':
prog.c:7:5: error: 'g' undeclared (first use in this function)
     g=b;
     ^
prog.c:7:5: note: each undeclared identifier is reported only once for each function it appears in
0 like 0 dislike
Hidden content!
#include <stdio.h>

int main()
{
***** * ** ** * ** *** ** a=0,b,g,sum=0,i=10;
*** *** **** * * * ** * * **** * ** **
* * * * **** *** * ** **

* * * *** * * * * *** *******
** * * * * * * * * *
* * **** *** * ** * *
** * **** * **** *** *
** ** * * ** * **** *
* *** * ** ***** **** ** * ***** * ** %d\n",b,sum);
* ** * ** ** **** ** ***

* * ** ********** *** ** * * %d",a,sum);
* * * ** * * *** * *** 0;
}
answered by (54 points)
0 0
prog.c: In function 'main':
prog.c:5:15: error: variable 'g' set but not used [-Werror=unused-but-set-variable]
     int a=0,b,g,sum=0,i=10;
               ^
cc1: all warnings being treated as errors
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:104.23.197.94
©2016-2026

Related questions

0 like 0 dislike
69 answers
[Exercise] Coding (C) - asked Oct 26, 2017 in Chapter 6: Loops by semicolon (5.2k points)
ID: 28913 - Available when: 2017-10-26 18:00 - Due to: Unlimited
| 16.9k views
2 like 0 dislike
64 answers
[Exercise] Coding (C) - asked Oct 19, 2017 in Chapter 4: Expressions by thopd (12.1k points)
ID: 27669 - Available when: Unlimited - Due to: Unlimited
| 22.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users