1 like 1 dislike
11k 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 | 11k 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:172.71.255.100
©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
| 8.7k 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
| 12k views
12,783 questions
183,442 answers
172,219 comments
4,824 users