1 like 1 dislike
22.5k 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 | 22.5k 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:162.159.115.10
©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
| 17k 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
| 22.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users