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:172.69.130.92
©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