1 like 1 dislike
16.4k 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 | 16.4k 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:172.70.80.20
©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
| 12.7k 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
| 17k views
12,783 questions
183,442 answers
172,219 comments
4,824 users