1 like 1 dislike
10k 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 | 10k 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:172.69.17.129
©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
| 7.7k 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
| 10.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users