1 like 1 dislike
20.6k 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 | 20.6k 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:162.159.115.31
©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
| 15.5k 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
| 20.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users