1 like 1 dislike
18.5k 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 | 18.5k 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:172.70.80.197
©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
| 14.3k 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
| 18.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users