2 like 0 dislike
22.1k views

Write a program that input four-digit number, then prints the number with its digits reversed .

寫一個輸入4位數字,反轉輸出這個數字的值

Example input: 

5455

Example output:

5545

Example input: 

5400

Example output:

45
[Exercise] Coding (C) - asked in Chapter 4: Expressions by (12.1k points)
ID: 27669 - Available when: Unlimited - Due to: Unlimited

edited by | 22.1k views

64 Answers

0 like 0 dislike
Hidden content!
#include<stdio.h>

int main() {
* **** * *** ****** ** *** b[4], i;
* ** * * ***** * **** ** i<4; i++) {
* *** ** * * ** * * * ** ** ** * * ** * * * **** * * ** * &b[i]);
* *** ** ** * **** * **
* * *** ***** ** ******** i>=0; i--) {
******* *** ** ** * * * ** *** * * *** * *** ** {
* ** * * * * ** * * ** *** ** ****** * * * ** ** * ** **** * * ** ** ** * * *** b[i]);
*** * *** * * ***** * ***** * * * * * **
* * * ** **** ** * ** * *
}
answered
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
* ** ** **** * * ** * a,b,c,d,e;
** ** *** * *** ** * ** **** * *** * * * *** * *
* ** *** * * ***** * ** ***
* ** ** ** * * ** * *** ** ***
* * * **** * * * ** ***
** *** * * ******* *** *****
** ** **** ** *** ** * ** ** **** * * * ** * **

** ** * * ** * * * * * * * * 0;
}
answered by (-255 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
* * * *** *** * ** a,b,c,d,e;

*** **** * * ** **** * * ** ** * **

* * * * * * ** * ** * ****
* **** * * *** * * **
***** * * * ** ** * * ** ** *
* * * ** * * * ** **

* ** ** * ** **** * **** * *** * * * *****
* ** **** * * * * * ** 0;
}
answered by (-127 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main(){
    int num[4];
    int i;
** * * **** **** * * * ** ** *** **
** * * ******* * * * *** * * **** **** ****** * * * ***** *
    }
****** ** *** ** ** * ** *****
* ** * * ******* *** * * ** ******** * * * * ** ***
** * ** * * * * * * * * ** ** * **** * ** ***** ** * * ** *** * * * * *** ** * * * **
***** **** * **** * * *** * * * * ** ** *
    }
** * ** ** ****** * if(num[2]!=0){
* * *** * * * * ** ** * * * * *** *** * ** ** * **
****** * ** * ******* ** * *** * * * * ** * * ** ********* * * * * ***** * ***
*** * ** * ********* ** * * * ** * *
    }
* ***** * ** * * * **** * if(num[1]!=0){
* * ******* *** * * * * * * * *** * *** * *** * *
* ** * ** ** ** ** *** ** * * ** ** * * ** * * * ** * ** * * * * * **** ***
* ** * * ** * ** ** *** *** * * * ** **
    }
* ** ** ********* * * if(num[0]!=0){
** * * * *** *** ** * * *** * * * * * * ** * *** * *
*** * *** ** * ** * * ** * * * ******* ** **** * ** *** ** * * * * ****** ***** * ***
* * * * ***** ** ***** *** * * ***
    }
* * ** * *** * * * 0;
}
answered by (-116 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
***** * *******
* *
{
* * ****** ** * * ****
* ** * **** ** * *
a = *
*** * ** * * = **

c = * *
* * **** **** = *

e = **
****** * * **** * = ** *

g = ***
** ** ** * *** = *

** * = c;
= **
* = *

* * = *
= *
* = **


* = *** * ** ** **
** ** *** *** * ** **

*
}
answered by (-108 points)
0 0
prog.c: In function 'main':
prog.c:4:19: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 int a,b,c,d,e,f,g,h,v,swap,temp,sum;
                   ^
cc1: all warnings being treated as errors
0 0
prog.c: In function 'main':
prog.c:4:19: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 int a,b,c,d,e,f,g,h,v,swap,temp,sum;
                   ^
cc1: all warnings being treated as errors
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main (void)
{
**** *** * ******* * * a,b,c,d;
** ** **** * ********* * *** ** *** * ** ** *** * * * *** * ** ** ** *
* ** * * * ** * ***** ***** * ** **** * * *** * * ** ** * * ***
*** **** * ** ** ** ***** ** * ** * ** **** ***
    }
**** * * ** * **** * * ******** ((d==0)&&(c!=0)){
* * * ** * * * * * * **** * * * ** ** *
* ** ******* * *
** * ** * * ****** ** ** * ******* ** * *
* * ******* * * * * * * * *
    }
** * ** ** ** * ** * *** * * ** * * * * * ** **** ****
* ** ** * ** *** ** * * ** * ** * ** **** *
    }
* ** * * * * * * * ** * ** * * * * **** * * ** ** **
* * * * ******* ** * * ** * ***** * *
    }
***** **** **** * * **** ** ***** **** *** ** * * * **
* * ***** * * * ** ** *** ** 0;
}
answered by (-204 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
***** * ** **** ***** *** ** a,b,c,d;
* * **** * * * **** *** ** *** *** * ***** * *** * ** ** * ** ***
* ** ** *** * **** *** ** (d!=0)
** **** * ** ***** *
* * * * ****** *** *** * * * * * **** ** * * ** * *
* * ** ****** **** * ** *
* * *** * ** * ** ** *
    {
**** ** * * * **** * ** * * * * **** * (d==0)
**** * **** *** * *** * **** * ** * * **** ** *** *** * *** ***** * * **
    }

* ** ** * * * ** * ***** **
    {
**** ** ** **** * ** * * ** * ** * * * * * && c==0)
* ** * ** *** *** * ****** * ** ** ** *** * * * ** * ****** ** *
****** ***** * * * *** **
* ****** ** * * ** * *** 0;
}
answered by (-281 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
* * * *** * *
int * *

int main()
{
* * * * ** * * ***** ** *** ***** ** * * * *** * ***



* * * *** * *** * ** * *** * **

** 0;

}
answered by (-336 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
******** * * ***
* * * *
{
** *** *** *** * *** *
** * * ** * **
a = * * *
* * * ** *** * = *

c = *** *
*** **** ***** * = **

e =
* ** *** * * =

g = ** *
** ** * ** = **

*** = c;
* =
* =

* =
* = *
* = ***


* * = ** ** * * *
** * * ** * *** * **** * **

** * **
}
answered by (-284 points)
0 0
prog.c: In function 'main':
prog.c:4:19: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 int a,b,c,d,e,f,g,h,v,swap,temp,sum;
                   ^
cc1: all warnings being treated as errors
0 0
prog.c: In function 'main':
prog.c:4:19: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 int a,b,c,d,e,f,g,h,v,swap,temp,sum;
                   ^
cc1: all warnings being treated as errors
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>

int main()

{
* * * **** * * * * a,b,c,d;
* * * * ** * * ***** * ****** ** * **** ** ** ** * * ***** * ***

* * *** * * **** (d!=0)
** * * ** ** ** * **
* * * *** *** * ** ** ** **** ***** * * * ** **** * ** * **** **
* *** ** * *** * * ****

*** * ** **** * ** * * (c!=0)
    {
**** ** *** *** * * ** * * * ** ** * (d==0)
** * *** * * *** * * * *** * * * ** * ** **** * *
** * * * *** ** * **

** *** * * *** **** * (b!=0)
*** *** * * ** * * * * ** *
* * * * * * * ** * * * * * * ** *** * * * * **** (d==0 && c==0)
* ** ** **** ** ***** * * *** * **** ** ** ** ** * *** * ***
    }

return 0;
}
answered by (-301 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:162.159.115.9
©2016-2026

Related questions

1 like 1 dislike
85 answers
[Exercise] Coding (C) - asked Oct 26, 2017 in Chapter 6: Loops by semicolon (5.2k points)
ID: 28914 - Available when: 2017-10-26 18:00 - Due to: Unlimited
| 22.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users