1 like 1 dislike
11.4k 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 | 11.4k 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:172.69.58.4
©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
| 8.8k 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
| 12.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users