1 like 1 dislike
15.1k 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 | 15.1k 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:172.69.214.237
©2016-2025

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
| 11.7k 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
| 16.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users