1 like 1 dislike
21.7k 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 | 21.7k 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:104.23.197.64
©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
| 16.3k 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
| 21.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users