1 like 1 dislike
19.7k 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 | 19.7k 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:108.162.216.239
©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
| 15k 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
| 19.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users