1 like 1 dislike
18.6k 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 | 18.6k 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:172.69.59.81
©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