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:172.70.100.72
©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