1 like 1 dislike
18.8k 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 | 18.8k 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:172.70.80.196
©2016-2025

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
| 14.5k 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
| 18.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users