1 like 1 dislike
20.8k 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 | 20.8k 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:104.23.243.164
©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
| 15.7k 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
| 20.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users