1 like 1 dislike
19.7k 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 | 19.7k 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:172.71.1.153
©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
| 15k 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
| 19.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users