1 like 1 dislike
19.8k 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 | 19.8k 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:172.70.80.4
©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
| 15.2k 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