1 like 1 dislike
22.2k 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 | 22.2k 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:104.23.243.109
©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
| 16.8k 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
| 21.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users