1 like 1 dislike
19.6k 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 | 19.6k 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:172.70.179.146
©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
| 14.9k 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
| 19.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users