1 like 1 dislike
15.3k 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 | 15.3k 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:172.70.80.232
©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
| 11.7k 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
| 16.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users