1 like 1 dislike
20.4k 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 | 20.4k 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
| 15.4k 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
| 20.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users